diff --git a/README.md b/README.md
index 7cf5f51..af19001 100644
--- a/README.md
+++ b/README.md
@@ -75,6 +75,7 @@
 - 至少准备一种验证码接收方式：
   - DuckDuckGo `@duck.com` + QQ / 163 / Inbucket 转发
   - Cloudflare 自定义域邮箱前缀 + QQ / 163 / Inbucket 转发
+  - iCloud Hide My Email，可选择直接从 iCloud 收件箱收码，或转发到 QQ / 163 / 163 VIP / 126 / Gmail 后收码
   - 手动填写一个可收信邮箱
 - 如果使用 `QQ` / `163` / `163 VIP` / `126` / `Inbucket`，对应页面需要提前能正常打开
 
@@ -592,6 +593,7 @@ Cloudflare 模式下，插件不会再调用 Cloudflare API 创建路由。
 支持：
 
 - `Hotmail`（远程服务 / 本地助手）
+- `iCloud` 收件箱，或 iCloud Hide My Email 转发到 QQ / 163 / 163 VIP / 126 / Gmail 后收码
 - `content/qq-mail.js`
 - `content/mail-163.js`（163 / 163 VIP / 126）
 - `content/inbucket-mail.js`
@@ -773,7 +775,7 @@ content/utils.js           通用工具：等待元素、点击、日志、停
 content/vps-panel.js       CPA 面板步骤：内部 OAuth 刷新 / Step 10
 content/signup-page.js     ChatGPT 官网 + OpenAI 注册/登录页步骤：Step 1 / 2 / 3 / 5 / 7 / 9
 hotmail-utils.js           Hotmail 收信相关通用辅助
-mail-provider-utils.js     网页邮箱 provider 配置辅助
+mail-provider-utils.js     网页邮箱 provider 与 iCloud 转发收码配置辅助
 content/duck-mail.js       Duck 邮箱自动获取
 content/qq-mail.js         QQ 邮箱验证码轮询
 content/mail-163.js        163 / 163 VIP / 126 邮箱验证码轮询
diff --git a/background.js b/background.js
index 9d3e61e..8190aae 100644
--- a/background.js
+++ b/background.js
@@ -39,6 +39,7 @@ importScripts(
   'luckmail-utils.js',
   'cloudflare-temp-email-utils.js',
   'icloud-utils.js',
+  'mail-provider-utils.js',
   'content/activation-utils.js'
 );
 
@@ -145,6 +146,11 @@ const {
   pickReusableIcloudAlias,
   toNormalizedEmailSet,
 } = self.IcloudUtils;
+const {
+  getIcloudForwardMailConfig: getSharedIcloudForwardMailConfig,
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = self.MailProviderUtils;
 const {
   isRecoverableStep9AuthFailure,
 } = self.MultiPageActivationUtils;
@@ -369,6 +375,8 @@ const PERSISTED_SETTING_DEFAULTS = {
   customEmailPool: [],
   autoDeleteUsedIcloudAlias: false,
   icloudHostPreference: 'auto',
+  icloudTargetMailboxType: 'icloud-inbox',
+  icloudForwardMailProvider: 'qq',
   icloudFetchMode: 'reuse_existing',
   accountRunHistoryTextEnabled: true,
   accountRunHistoryHelperBaseUrl: DEFAULT_ACCOUNT_RUN_HISTORY_HELPER_BASE_URL,
@@ -1105,6 +1113,10 @@ function normalizePersistentSettingValue(key, value) {
       return Boolean(value);
     case 'icloudHostPreference':
       return normalizeIcloudHost(value) || 'auto';
+    case 'icloudTargetMailboxType':
+      return normalizeIcloudTargetMailboxType(value);
+    case 'icloudForwardMailProvider':
+      return normalizeIcloudForwardMailProvider(value);
     case 'icloudFetchMode':
       return normalizeIcloudFetchMode(value);
     case 'accountRunHistoryHelperBaseUrl':
@@ -7317,6 +7329,17 @@ function getMailConfig(state) {
     const configuredHost = getConfiguredIcloudHostPreference(state)
       || normalizeIcloudHost(state?.preferredIcloudHost)
       || 'icloud.com';
+    const targetMailboxType = normalizeIcloudTargetMailboxType(state?.icloudTargetMailboxType);
+    const useForwardMailbox = targetMailboxType === 'forward-mailbox';
+    if (useForwardMailbox) {
+      const forwardProvider = normalizeIcloudForwardMailProvider(state?.icloudForwardMailProvider);
+      const forwardConfig = getSharedIcloudForwardMailConfig(forwardProvider);
+      return {
+        ...forwardConfig,
+        label: `iCloud 转发（${forwardConfig.label}）`,
+        icloudForwarding: true,
+      };
+    }
     const loginUrl = getIcloudLoginUrlForHost(configuredHost) || 'https://www.icloud.com/';
     const mailUrl = getIcloudMailUrlForHost(configuredHost) || loginUrl;
     return {
diff --git a/mail-provider-utils.js b/mail-provider-utils.js
index cccb000..6bd3960 100644
--- a/mail-provider-utils.js
+++ b/mail-provider-utils.js
@@ -1,5 +1,15 @@
 const HOTMAIL_PROVIDER = 'hotmail-api';
+const GMAIL_PROVIDER = 'gmail';
 const NETEASE_LIST_PATH = '/js6/main.jsp?df=mail163_letter#module=mbox.ListModule%7C%7B%22fid%22%3A1%2C%22order%22%3A%22date%22%2C%22desc%22%3Atrue%7D';
+const ICLOUD_TARGET_MAILBOX_TYPE_INBOX = 'icloud-inbox';
+const ICLOUD_TARGET_MAILBOX_TYPE_FORWARD = 'forward-mailbox';
+const ICLOUD_FORWARD_MAIL_PROVIDER_OPTIONS = [
+  { value: 'qq', label: 'QQ 邮箱' },
+  { value: '163', label: '163 邮箱' },
+  { value: '163-vip', label: '163 VIP 邮箱' },
+  { value: '126', label: '126 邮箱' },
+  { value: GMAIL_PROVIDER, label: 'Gmail 邮箱' },
+];
 
 function normalizeMailProvider(value = '') {
   const normalized = String(value || '').trim().toLowerCase();
@@ -16,6 +26,38 @@ function normalizeMailProvider(value = '') {
   }
 }
 
+function normalizeIcloudTargetMailboxType(value = '') {
+  return String(value || '').trim().toLowerCase() === ICLOUD_TARGET_MAILBOX_TYPE_FORWARD
+    ? ICLOUD_TARGET_MAILBOX_TYPE_FORWARD
+    : ICLOUD_TARGET_MAILBOX_TYPE_INBOX;
+}
+
+function normalizeIcloudForwardMailProvider(value = '') {
+  const normalized = String(value || '').trim().toLowerCase();
+  return ICLOUD_FORWARD_MAIL_PROVIDER_OPTIONS.some((option) => option.value === normalized)
+    ? normalized
+    : 'qq';
+}
+
+function getIcloudForwardMailProviderOptions() {
+  return ICLOUD_FORWARD_MAIL_PROVIDER_OPTIONS.map((option) => ({ ...option }));
+}
+
+function getIcloudForwardMailConfig(provider = 'qq') {
+  const normalizedProvider = normalizeIcloudForwardMailProvider(provider);
+  if (normalizedProvider === GMAIL_PROVIDER) {
+    return {
+      source: 'gmail-mail',
+      url: 'https://mail.google.com/mail/u/0/#inbox',
+      label: 'Gmail 邮箱',
+      inject: ['content/activation-utils.js', 'content/utils.js', 'content/gmail-mail.js'],
+      injectSource: 'gmail-mail',
+    };
+  }
+
+  return getMailProviderConfig({ mailProvider: normalizedProvider });
+}
+
 function getMailProviderConfig(state = {}, options = {}) {
   const provider = normalizeMailProvider(state.mailProvider);
   const normalizeInbucketOrigin = options.normalizeInbucketOrigin || (() => '');
@@ -66,8 +108,13 @@ function getMailProviderConfig(state = {}, options = {}) {
 }
 
 const api = {
+  GMAIL_PROVIDER,
   HOTMAIL_PROVIDER,
+  getIcloudForwardMailConfig,
+  getIcloudForwardMailProviderOptions,
   getMailProviderConfig,
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
   normalizeMailProvider,
 };
 
diff --git a/sidepanel/sidepanel.html b/sidepanel/sidepanel.html
index adf2fa0..7a49664 100644
--- a/sidepanel/sidepanel.html
+++ b/sidepanel/sidepanel.html
@@ -685,6 +685,23 @@
           <option value="icloud.com.cn">iCloud.com.cn</option>
         </select>
       </div>
+      <div class="data-row" id="row-icloud-target-mailbox-type">
+        <span class="data-label">目标邮箱类型</span>
+        <select id="select-icloud-target-mailbox-type" class="data-select">
+          <option value="icloud-inbox">iCloud 收件箱</option>
+          <option value="forward-mailbox">转发到其他邮箱</option>
+        </select>
+      </div>
+      <div class="data-row" id="row-icloud-forward-mail-provider" style="display:none;">
+        <span class="data-label">转发邮箱</span>
+        <select id="select-icloud-forward-mail-provider" class="data-select">
+          <option value="qq">QQ 邮箱</option>
+          <option value="163">163 邮箱</option>
+          <option value="163-vip">163 VIP 邮箱</option>
+          <option value="126">126 邮箱</option>
+          <option value="gmail">Gmail 邮箱</option>
+        </select>
+      </div>
       <div class="data-row">
         <span class="data-label">获取策略</span>
         <select id="select-icloud-fetch-mode" class="data-select">
@@ -839,6 +856,7 @@
   <script src="../managed-alias-utils.js"></script>
   <script src="../mail2925-utils.js"></script>
   <script src="../icloud-utils.js"></script>
+  <script src="../mail-provider-utils.js"></script>
   <script src="../hotmail-utils.js"></script>
   <script src="../luckmail-utils.js"></script>
   <script src="../data/step-definitions.js"></script>
diff --git a/sidepanel/sidepanel.js b/sidepanel/sidepanel.js
index 98d6ef9..1dfacf5 100644
--- a/sidepanel/sidepanel.js
+++ b/sidepanel/sidepanel.js
@@ -147,6 +147,10 @@ const btnIcloudLoginDone = document.getElementById('btn-icloud-login-done');
 const btnIcloudRefresh = document.getElementById('btn-icloud-refresh');
 const btnIcloudDeleteUsed = document.getElementById('btn-icloud-delete-used');
 const selectIcloudHostPreference = document.getElementById('select-icloud-host-preference');
+const rowIcloudTargetMailboxType = document.getElementById('row-icloud-target-mailbox-type');
+const selectIcloudTargetMailboxType = document.getElementById('select-icloud-target-mailbox-type');
+const rowIcloudForwardMailProvider = document.getElementById('row-icloud-forward-mail-provider');
+const selectIcloudForwardMailProvider = document.getElementById('select-icloud-forward-mail-provider');
 const selectIcloudFetchMode = document.getElementById('select-icloud-fetch-mode');
 const checkboxAutoDeleteIcloud = document.getElementById('checkbox-auto-delete-icloud');
 const inputIcloudSearch = document.getElementById('input-icloud-search');
@@ -610,6 +614,28 @@ const normalizeIcloudFetchMode = (value) => {
   const normalized = String(value || '').trim().toLowerCase();
   return normalized === 'always_new' ? 'always_new' : 'reuse_existing';
 };
+const normalizeIcloudTargetMailboxType = window.MailProviderUtils?.normalizeIcloudTargetMailboxType
+  || ((value) => String(value || '').trim().toLowerCase() === 'forward-mailbox'
+    ? 'forward-mailbox'
+    : 'icloud-inbox');
+const getIcloudForwardMailProviderOptions = window.MailProviderUtils?.getIcloudForwardMailProviderOptions
+  || (() => Array.from(selectIcloudForwardMailProvider?.options || [])
+    .map((option) => ({
+      value: String(option?.value || '').trim().toLowerCase(),
+      label: String(option?.textContent || option?.label || option?.value || '').trim(),
+    }))
+    .filter((option) => option.value));
+const normalizeIcloudForwardMailProvider = window.MailProviderUtils?.normalizeIcloudForwardMailProvider
+  || ((value) => {
+    const normalized = String(value || '').trim().toLowerCase();
+    const options = getIcloudForwardMailProviderOptions();
+    return options.some((option) => option.value === normalized)
+      ? normalized
+      : (options[0]?.value || 'qq');
+  });
+const ICLOUD_FORWARD_MAIL_PROVIDER_LABELS = Object.fromEntries(
+  getIcloudForwardMailProviderOptions().map((option) => [option.value, option.label])
+);
 const getIcloudLoginUrlForHost = window.IcloudUtils?.getIcloudLoginUrlForHost
   || ((host) => host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/' : (host === 'icloud.com' ? 'https://www.icloud.com/' : ''));
 
@@ -1866,6 +1892,14 @@ function collectSettingsPayload() {
   const icloudFetchModeRawValue = typeof selectIcloudFetchMode !== 'undefined'
     ? String(selectIcloudFetchMode?.value || '')
     : '';
+  const icloudTargetMailboxTypeValue = typeof selectIcloudTargetMailboxType !== 'undefined'
+    ? selectIcloudTargetMailboxType?.value
+    : '';
+  const icloudForwardMailProviderValue = typeof selectIcloudForwardMailProvider !== 'undefined'
+    ? selectIcloudForwardMailProvider?.value
+    : '';
+  const normalizedIcloudTargetMailboxType = normalizeIcloudTargetMailboxType(icloudTargetMailboxTypeValue);
+  const normalizedIcloudForwardMailProvider = normalizeIcloudForwardMailProvider(icloudForwardMailProviderValue);
   const mail2925UseAccountPool = typeof inputMail2925UseAccountPool !== 'undefined'
     ? Boolean(inputMail2925UseAccountPool?.checked)
     : Boolean(latestState?.mail2925UseAccountPool);
@@ -1917,6 +1951,8 @@ function collectSettingsPayload() {
       : [],
     autoDeleteUsedIcloudAlias: checkboxAutoDeleteIcloud?.checked,
     icloudHostPreference: selectIcloudHostPreference?.value || 'auto',
+    icloudTargetMailboxType: normalizedIcloudTargetMailboxType,
+    icloudForwardMailProvider: normalizedIcloudForwardMailProvider,
     icloudFetchMode: (icloudFetchModeRawValue.trim().toLowerCase() === 'always_new'
       ? 'always_new'
       : 'reuse_existing'),
@@ -2462,6 +2498,12 @@ function applySettingsState(state) {
   if (selectIcloudFetchMode) {
     selectIcloudFetchMode.value = normalizeIcloudFetchMode(state?.icloudFetchMode);
   }
+  if (selectIcloudTargetMailboxType) {
+    selectIcloudTargetMailboxType.value = normalizeIcloudTargetMailboxType(state?.icloudTargetMailboxType);
+  }
+  if (selectIcloudForwardMailProvider) {
+    selectIcloudForwardMailProvider.value = normalizeIcloudForwardMailProvider(state?.icloudForwardMailProvider);
+  }
   if (checkboxAutoDeleteIcloud) {
     checkboxAutoDeleteIcloud.checked = Boolean(state?.autoDeleteUsedIcloudAlias);
   }
@@ -3370,6 +3412,21 @@ function updateMailLoginButtonState() {
 }
 
 function updateMailProviderUI() {
+  const normalizeIcloudHostValue = typeof normalizeIcloudHost === 'function'
+    ? normalizeIcloudHost
+    : ((value) => {
+      const normalized = String(value || '').trim().toLowerCase();
+      return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
+    });
+  const icloudTargetMailboxTypeValue = typeof selectIcloudTargetMailboxType !== 'undefined'
+    ? selectIcloudTargetMailboxType?.value
+    : latestState?.icloudTargetMailboxType;
+  const icloudForwardMailProviderValue = typeof selectIcloudForwardMailProvider !== 'undefined'
+    ? selectIcloudForwardMailProvider?.value
+    : latestState?.icloudForwardMailProvider;
+  const icloudHostPreferenceValue = typeof selectIcloudHostPreference !== 'undefined'
+    ? selectIcloudHostPreference?.value
+    : latestState?.icloudHostPreference;
   const use2925 = selectMailProvider.value === '2925';
   const useGmail = selectMailProvider.value === GMAIL_PROVIDER;
   const useMail2925 = selectMailProvider.value === '2925';
@@ -3431,6 +3488,15 @@ function updateMailProviderUI() {
   const showCloudflareDomain = useEmailGenerator && useCloudflare;
   const showCloudflareTempEmailSettings = useCloudflareTempEmailProvider || (useEmailGenerator && useCloudflareTempEmailGenerator);
   const showCloudflareTempEmailReceiveMailbox = useCloudflareTempEmailProvider && !useCloudflareTempEmailGenerator;
+  const selectedIcloudHost = typeof getSelectedIcloudHostPreference === 'function'
+    ? getSelectedIcloudHostPreference()
+    : (normalizeIcloudHostValue(icloudHostPreferenceValue || latestState?.icloudHostPreference || '')
+      || normalizeIcloudHostValue(latestState?.preferredIcloudHost)
+      || 'icloud.com');
+  const icloudTargetMailboxType = normalizeIcloudTargetMailboxType(icloudTargetMailboxTypeValue);
+  const isIcloudComCnHost = selectedIcloudHost === 'icloud.com.cn';
+  const showIcloudTargetMailboxType = useIcloudProvider;
+  const showIcloudForwardMailProvider = useIcloudProvider && icloudTargetMailboxType === 'forward-mailbox';
   const showCloudflareTempEmailRandomSubdomainToggle = useEmailGenerator && useCloudflareTempEmailGenerator;
   const showCloudflareTempEmailDomain = useEmailGenerator && useCloudflareTempEmailGenerator;
   if (rowEmailGenerator) {
@@ -3452,6 +3518,12 @@ function updateMailProviderUI() {
       hideIcloudLoginHelp();
     }
   }
+  if (typeof rowIcloudTargetMailboxType !== 'undefined' && rowIcloudTargetMailboxType) {
+    rowIcloudTargetMailboxType.style.display = showIcloudTargetMailboxType ? '' : 'none';
+  }
+  if (typeof rowIcloudForwardMailProvider !== 'undefined' && rowIcloudForwardMailProvider) {
+    rowIcloudForwardMailProvider.style.display = showIcloudForwardMailProvider ? '' : 'none';
+  }
   rowCfDomain.style.display = showCloudflareDomain ? '' : 'none';
   const { domains } = getCloudflareDomainsFromState();
   if (showCloudflareDomain) {
@@ -3567,6 +3639,13 @@ function updateMailProviderUI() {
   if (autoHintText && showCloudflareTempEmailRandomSubdomainToggle && inputTempEmailUseRandomSubdomain?.checked) {
     autoHintText.textContent = '已启用随机子域名：扩展会按当前选中的 Temp 域名提交，并额外携带 enableRandomSubdomain；是否生效取决于后端 RANDOM_SUBDOMAIN_DOMAINS 配置。';
   }
+  if (autoHintText && useIcloudProvider && showIcloudForwardMailProvider) {
+    const forwardProvider = normalizeIcloudForwardMailProvider(icloudForwardMailProviderValue);
+    const forwardProviderLabel = ICLOUD_FORWARD_MAIL_PROVIDER_LABELS[forwardProvider]
+      || MAIL_PROVIDER_LOGIN_CONFIGS[forwardProvider]?.label
+      || '目标邮箱';
+    autoHintText.textContent = `iCloud ${isIcloudComCnHost ? 'com.cn' : ''} 当前使用转发收码：第 4/8 步会从 ${forwardProviderLabel} 轮询验证码。`;
+  }
   if (useHotmail) {
     inputEmail.value = getCurrentHotmailEmail();
   } else if (useLuckmail) {
@@ -3724,6 +3803,9 @@ function updateButtonStates() {
   const anyRunning = Object.values(statuses).some(s => s === 'running');
   const autoLocked = isAutoRunLockedPhase();
   const autoScheduled = isAutoRunScheduledPhase();
+  const icloudTargetMailboxTypeValue = typeof selectIcloudTargetMailboxType !== 'undefined'
+    ? selectIcloudTargetMailboxType?.value
+    : latestState?.icloudTargetMailboxType;
 
   for (const step of STEP_IDS) {
     const btn = document.querySelector(`.step-btn[data-step="${step}"]`);
@@ -3773,6 +3855,15 @@ function updateButtonStates() {
   if (btnIcloudRefresh) btnIcloudRefresh.disabled = disableIcloudControls;
   if (btnIcloudDeleteUsed) btnIcloudDeleteUsed.disabled = disableIcloudControls || !hasDeletableUsedIcloudAliases();
   if (selectIcloudHostPreference) selectIcloudHostPreference.disabled = disableIcloudControls;
+  if (typeof selectIcloudTargetMailboxType !== 'undefined' && selectIcloudTargetMailboxType) {
+    selectIcloudTargetMailboxType.disabled = disableIcloudControls;
+  }
+  if (typeof selectIcloudForwardMailProvider !== 'undefined' && selectIcloudForwardMailProvider) {
+    const normalizedIcloudTargetMailboxType = normalizeIcloudTargetMailboxType(icloudTargetMailboxTypeValue);
+    const allowIcloudForwardMailProvider = isIcloudMailProvider()
+      && normalizedIcloudTargetMailboxType === 'forward-mailbox';
+    selectIcloudForwardMailProvider.disabled = disableIcloudControls || !allowIcloudForwardMailProvider;
+  }
   if (selectIcloudFetchMode) {
     const allowIcloudFetchMode = getSelectedEmailGenerator() === ICLOUD_PROVIDER
       && !isCustomMailProvider()
@@ -5028,6 +5119,7 @@ selectEmailGenerator.addEventListener('change', () => {
 });
 
 selectIcloudHostPreference?.addEventListener('change', () => {
+  updateMailProviderUI();
   markSettingsDirty(true);
   saveSettings({ silent: true }).catch(() => { });
   if (getSelectedEmailGenerator() === 'icloud') {
@@ -5035,6 +5127,18 @@ selectIcloudHostPreference?.addEventListener('change', () => {
   }
 });
 
+selectIcloudTargetMailboxType?.addEventListener('change', () => {
+  updateMailProviderUI();
+  markSettingsDirty(true);
+  saveSettings({ silent: true }).catch(() => { });
+});
+
+selectIcloudForwardMailProvider?.addEventListener('change', () => {
+  updateMailProviderUI();
+  markSettingsDirty(true);
+  saveSettings({ silent: true }).catch(() => { });
+});
+
 selectIcloudFetchMode?.addEventListener('change', () => {
   markSettingsDirty(true);
   saveSettings({ silent: true }).catch(() => { });
@@ -5619,6 +5723,15 @@ chrome.runtime.onMessage.addListener((message, _sender, sendResponse) => {
         selectIcloudHostPreference.value = hostPreference === 'icloud.com'
           ? 'icloud.com'
           : (hostPreference === 'icloud.com.cn' ? 'icloud.com.cn' : 'auto');
+        updateMailProviderUI();
+      }
+      if (message.payload.icloudTargetMailboxType !== undefined && selectIcloudTargetMailboxType) {
+        selectIcloudTargetMailboxType.value = normalizeIcloudTargetMailboxType(message.payload.icloudTargetMailboxType);
+        updateMailProviderUI();
+      }
+      if (message.payload.icloudForwardMailProvider !== undefined && selectIcloudForwardMailProvider) {
+        selectIcloudForwardMailProvider.value = normalizeIcloudForwardMailProvider(message.payload.icloudForwardMailProvider);
+        updateMailProviderUI();
       }
       if (message.payload.icloudFetchMode !== undefined && selectIcloudFetchMode) {
         selectIcloudFetchMode.value = normalizeIcloudFetchMode(message.payload.icloudFetchMode);
diff --git a/tests/background-icloud-mail-provider.test.js b/tests/background-icloud-mail-provider.test.js
index 346a523..1e26b30 100644
--- a/tests/background-icloud-mail-provider.test.js
+++ b/tests/background-icloud-mail-provider.test.js
@@ -1,6 +1,11 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('node:fs');
+const {
+  getIcloudForwardMailConfig,
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = require('../mail-provider-utils.js');
 
 const source = fs.readFileSync('background.js', 'utf8');
 
@@ -51,6 +56,41 @@ function extractFunction(name) {
   return source.slice(start, end);
 }
 
+function createGetMailConfigApi() {
+  const bundle = extractFunction('getMailConfig');
+  return new Function('shared', `
+const ICLOUD_PROVIDER = 'icloud';
+const GMAIL_PROVIDER = 'gmail';
+const HOTMAIL_PROVIDER = 'hotmail-api';
+const LUCKMAIL_PROVIDER = 'luckmail-api';
+const CLOUDFLARE_TEMP_EMAIL_PROVIDER = 'cloudflare-temp-email';
+const getSharedIcloudForwardMailConfig = shared.getIcloudForwardMailConfig;
+const normalizeIcloudTargetMailboxType = shared.normalizeIcloudTargetMailboxType;
+const normalizeIcloudForwardMailProvider = shared.normalizeIcloudForwardMailProvider;
+function normalizeIcloudHost(value = '') {
+  const normalized = String(value || '').trim().toLowerCase();
+  return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
+}
+function normalizeInbucketOrigin(value) { return String(value || '').trim(); }
+function getConfiguredIcloudHostPreference(state) {
+  const normalized = String(state?.icloudHostPreference || '').trim().toLowerCase();
+  return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
+}
+function getIcloudLoginUrlForHost(host) {
+  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/' : 'https://www.icloud.com/';
+}
+function getIcloudMailUrlForHost(host) {
+  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/mail/' : 'https://www.icloud.com/mail/';
+}
+${bundle}
+return { getMailConfig };
+`)({
+    getIcloudForwardMailConfig,
+    normalizeIcloudForwardMailProvider,
+    normalizeIcloudTargetMailboxType,
+  });
+}
+
 test('normalizeMailProvider keeps icloud provider', () => {
   const bundle = extractFunction('normalizeMailProvider');
   const api = new Function(`
@@ -69,97 +109,36 @@ return { normalizeMailProvider };
 });
 
 test('getMailConfig returns icloud mail tab config with host preference', () => {
-  const bundle = extractFunction('getMailConfig');
-  const api = new Function(`
-const ICLOUD_PROVIDER = 'icloud';
-const GMAIL_PROVIDER = 'gmail';
-const HOTMAIL_PROVIDER = 'hotmail-api';
-const LUCKMAIL_PROVIDER = 'luckmail-api';
-const CLOUDFLARE_TEMP_EMAIL_PROVIDER = 'cloudflare-temp-email';
-function normalizeIcloudHost(value = '') {
-  const normalized = String(value || '').trim().toLowerCase();
-  return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
-}
-function normalizeInbucketOrigin(value) { return String(value || '').trim(); }
-function getConfiguredIcloudHostPreference(state) {
-  const normalized = String(state?.icloudHostPreference || '').trim().toLowerCase();
-  return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
-}
-function getIcloudLoginUrlForHost(host) {
-  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/' : 'https://www.icloud.com/';
-}
-function getIcloudMailUrlForHost(host) {
-  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/mail/' : 'https://www.icloud.com/mail/';
-}
-${bundle}
-return { getMailConfig };
-`)();
+  const api = createGetMailConfigApi();
 
   assert.deepEqual(api.getMailConfig({
     mailProvider: 'icloud',
-    icloudHostPreference: 'icloud.com.cn',
+    icloudHostPreference: 'icloud.com',
   }), {
     source: 'icloud-mail',
-    url: 'https://www.icloud.com.cn/mail/',
+    url: 'https://www.icloud.com/mail/',
     label: 'iCloud 邮箱',
     navigateOnReuse: true,
   });
 });
 
 test('getMailConfig reuses preferred icloud host when preference is auto', () => {
-  const bundle = extractFunction('getMailConfig');
-  const api = new Function(`
-const ICLOUD_PROVIDER = 'icloud';
-const GMAIL_PROVIDER = 'gmail';
-const HOTMAIL_PROVIDER = 'hotmail-api';
-const LUCKMAIL_PROVIDER = 'luckmail-api';
-const CLOUDFLARE_TEMP_EMAIL_PROVIDER = 'cloudflare-temp-email';
-function normalizeIcloudHost(value = '') {
-  const normalized = String(value || '').trim().toLowerCase();
-  return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
-}
-function normalizeInbucketOrigin(value) { return String(value || '').trim(); }
-function getConfiguredIcloudHostPreference() {
-  return '';
-}
-function getIcloudLoginUrlForHost(host) {
-  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/' : 'https://www.icloud.com/';
-}
-function getIcloudMailUrlForHost(host) {
-  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/mail/' : 'https://www.icloud.com/mail/';
-}
-${bundle}
-return { getMailConfig };
-`)();
+  const api = createGetMailConfigApi();
 
   assert.deepEqual(api.getMailConfig({
     mailProvider: 'icloud',
     icloudHostPreference: 'auto',
-    preferredIcloudHost: 'icloud.com.cn',
+    preferredIcloudHost: 'icloud.com',
   }), {
     source: 'icloud-mail',
-    url: 'https://www.icloud.com.cn/mail/',
+    url: 'https://www.icloud.com/mail/',
     label: 'iCloud 邮箱',
     navigateOnReuse: true,
   });
 });
 
 test('getMailConfig keeps provider metadata for 2925 mailboxes', () => {
-  const bundle = extractFunction('getMailConfig');
-  const api = new Function(`
-const ICLOUD_PROVIDER = 'icloud';
-const GMAIL_PROVIDER = 'gmail';
-const HOTMAIL_PROVIDER = 'hotmail-api';
-const LUCKMAIL_PROVIDER = 'luckmail-api';
-const CLOUDFLARE_TEMP_EMAIL_PROVIDER = 'cloudflare-temp-email';
-function normalizeIcloudHost(value = '') { return String(value || '').trim().toLowerCase(); }
-function normalizeInbucketOrigin(value) { return String(value || '').trim(); }
-function getConfiguredIcloudHostPreference() { return ''; }
-function getIcloudLoginUrlForHost(host) { return host; }
-function getIcloudMailUrlForHost(host) { return host; }
-${bundle}
-return { getMailConfig };
-`)();
+  const api = createGetMailConfigApi();
 
   assert.deepEqual(api.getMailConfig({
     mailProvider: '2925',
@@ -172,3 +151,37 @@ return { getMailConfig };
     injectSource: 'mail-2925',
   });
 });
+
+test('getMailConfig uses icloud inbox config when host is com.cn and target mailbox is icloud inbox', () => {
+  const api = createGetMailConfigApi();
+
+  assert.deepEqual(api.getMailConfig({
+    mailProvider: 'icloud',
+    icloudHostPreference: 'icloud.com.cn',
+    icloudTargetMailboxType: 'icloud-inbox',
+    icloudForwardMailProvider: 'gmail',
+  }), {
+    source: 'icloud-mail',
+    url: 'https://www.icloud.com.cn/mail/',
+    label: 'iCloud 邮箱',
+    navigateOnReuse: true,
+  });
+});
+
+test('getMailConfig uses forward mailbox config when target mailbox type is forward', () => {
+  const api = createGetMailConfigApi();
+
+  assert.deepEqual(api.getMailConfig({
+    mailProvider: 'icloud',
+    icloudHostPreference: 'icloud.com.cn',
+    icloudTargetMailboxType: 'forward-mailbox',
+    icloudForwardMailProvider: 'gmail',
+  }), {
+    source: 'gmail-mail',
+    url: 'https://mail.google.com/mail/u/0/#inbox',
+    label: 'iCloud 转发（Gmail 邮箱）',
+    inject: ['content/activation-utils.js', 'content/utils.js', 'content/gmail-mail.js'],
+    injectSource: 'gmail-mail',
+    icloudForwarding: true,
+  });
+});
diff --git a/tests/background-icloud.test.js b/tests/background-icloud.test.js
index d8e8338..bc3d6a1 100644
--- a/tests/background-icloud.test.js
+++ b/tests/background-icloud.test.js
@@ -1,6 +1,10 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('fs');
+const {
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = require('../mail-provider-utils.js');
 
 const source = fs.readFileSync('background.js', 'utf8');
 
@@ -155,6 +159,8 @@ function findIcloudAliasByEmail(aliases, email) {
 function getErrorMessage(error) {
   return String(typeof error === 'string' ? error : error?.message || '');
 }
+const normalizeIcloudTargetMailboxType = overrides.normalizeIcloudTargetMailboxType;
+const normalizeIcloudForwardMailProvider = overrides.normalizeIcloudForwardMailProvider;
 
 ${bundle}
 
@@ -175,9 +181,16 @@ test('normalizeEmailGenerator and label support icloud', () => {
 });
 
 test('normalizePersistentSettingValue handles icloud settings', () => {
-  const api = createApi();
+  const api = createApi({
+    normalizeIcloudTargetMailboxType,
+    normalizeIcloudForwardMailProvider,
+  });
   assert.equal(api.normalizePersistentSettingValue('icloudHostPreference', 'icloud.com'), 'icloud.com');
   assert.equal(api.normalizePersistentSettingValue('icloudHostPreference', 'bad-host'), 'auto');
+  assert.equal(api.normalizePersistentSettingValue('icloudTargetMailboxType', 'forward-mailbox'), 'forward-mailbox');
+  assert.equal(api.normalizePersistentSettingValue('icloudTargetMailboxType', 'wrong'), 'icloud-inbox');
+  assert.equal(api.normalizePersistentSettingValue('icloudForwardMailProvider', 'GMAIL'), 'gmail');
+  assert.equal(api.normalizePersistentSettingValue('icloudForwardMailProvider', 'unknown'), 'qq');
   assert.equal(api.normalizePersistentSettingValue('autoDeleteUsedIcloudAlias', 1), true);
   assert.equal(api.normalizePersistentSettingValue('verificationResendCount', '6'), 6);
   assert.equal(api.normalizePersistentSettingValue('verificationResendCount', 99), 20);
diff --git a/tests/mail-provider-utils.test.js b/tests/mail-provider-utils.test.js
index a52ce10..8b21e17 100644
--- a/tests/mail-provider-utils.test.js
+++ b/tests/mail-provider-utils.test.js
@@ -3,7 +3,11 @@ const assert = require('node:assert/strict');
 
 const {
   HOTMAIL_PROVIDER,
+  getIcloudForwardMailConfig,
+  getIcloudForwardMailProviderOptions,
   getMailProviderConfig,
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
   normalizeMailProvider,
 } = require('../mail-provider-utils.js');
 
@@ -33,3 +37,29 @@ test('getMailProviderConfig preserves the hotmail provider sentinel', () => {
     }
   );
 });
+
+test('iCloud forward mailbox helpers normalize and expose supported providers', () => {
+  assert.equal(normalizeIcloudTargetMailboxType('forward-mailbox'), 'forward-mailbox');
+  assert.equal(normalizeIcloudTargetMailboxType('unknown'), 'icloud-inbox');
+  assert.equal(normalizeIcloudForwardMailProvider('GMAIL'), 'gmail');
+  assert.equal(normalizeIcloudForwardMailProvider('unknown'), 'qq');
+  assert.deepEqual(
+    getIcloudForwardMailProviderOptions().map((option) => option.value),
+    ['qq', '163', '163-vip', '126', 'gmail']
+  );
+});
+
+test('getIcloudForwardMailConfig reuses shared mailbox provider configs', () => {
+  assert.deepEqual(getIcloudForwardMailConfig('126'), {
+    source: 'mail-163',
+    url: 'https://mail.126.com/js6/main.jsp?df=mail163_letter#module=mbox.ListModule%7C%7B%22fid%22%3A1%2C%22order%22%3A%22date%22%2C%22desc%22%3Atrue%7D',
+    label: '126 邮箱',
+  });
+  assert.deepEqual(getIcloudForwardMailConfig('gmail'), {
+    source: 'gmail-mail',
+    url: 'https://mail.google.com/mail/u/0/#inbox',
+    label: 'Gmail 邮箱',
+    inject: ['content/activation-utils.js', 'content/utils.js', 'content/gmail-mail.js'],
+    injectSource: 'gmail-mail',
+  });
+});
diff --git a/tests/sidepanel-cloudflare-temp-email-random-subdomain.test.js b/tests/sidepanel-cloudflare-temp-email-random-subdomain.test.js
index afa859f..d553d40 100644
--- a/tests/sidepanel-cloudflare-temp-email-random-subdomain.test.js
+++ b/tests/sidepanel-cloudflare-temp-email-random-subdomain.test.js
@@ -1,6 +1,10 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('node:fs');
+const {
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = require('../mail-provider-utils');
 
 const source = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
 
@@ -172,7 +176,7 @@ return {
 test('updateMailProviderUI keeps the temp domain selector visible and updates the hint when random subdomain is enabled', () => {
   const bundle = extractFunction('updateMailProviderUI');
 
-  const api = new Function(`
+  const api = new Function('normalizeIcloudTargetMailboxType', 'normalizeIcloudForwardMailProvider', `
 let latestState = {
   cloudflareTempEmailDomains: ['mail.example.com'],
 };
@@ -254,7 +258,7 @@ return {
   autoHintText,
   calls,
 };
-  `)();
+  `)(normalizeIcloudTargetMailboxType, normalizeIcloudForwardMailProvider);
 
   api.updateMailProviderUI();
   assert.equal(api.cloudflareTempEmailSection.style.display, '');
diff --git a/tests/sidepanel-contribution-mode.test.js b/tests/sidepanel-contribution-mode.test.js
index d5f150a..74029f8 100644
--- a/tests/sidepanel-contribution-mode.test.js
+++ b/tests/sidepanel-contribution-mode.test.js
@@ -1,6 +1,10 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('node:fs');
+const {
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = require('../mail-provider-utils');
 
 const sidepanelSource = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
 
@@ -174,7 +178,7 @@ return { renderStepStatuses, rows, statusEls, stepsProgress };
 test('collectSettingsPayload omits custom password and local sync settings in contribution mode', () => {
   const bundle = extractFunction('collectSettingsPayload');
 
-  const api = new Function(`
+  const api = new Function('normalizeIcloudTargetMailboxType', 'normalizeIcloudForwardMailProvider', `
 let latestState = { contributionMode: true };
 let cloudflareDomainEditMode = false;
 let cloudflareTempEmailDomainEditMode = false;
@@ -241,7 +245,7 @@ return {
   collectSettingsPayload,
   setLatestState(nextState) { latestState = nextState; },
 };
-`)();
+`)(normalizeIcloudTargetMailboxType, normalizeIcloudForwardMailProvider);
 
   const contributionPayload = api.collectSettingsPayload();
   assert.equal('panelMode' in contributionPayload, false);
diff --git a/tests/sidepanel-icloud-provider.test.js b/tests/sidepanel-icloud-provider.test.js
index 58808e9..cc17ee4 100644
--- a/tests/sidepanel-icloud-provider.test.js
+++ b/tests/sidepanel-icloud-provider.test.js
@@ -79,3 +79,297 @@ return { getSelectedIcloudHostPreference, getMailProviderLoginUrl };
   assert.equal(api.getSelectedIcloudHostPreference(), 'icloud.com.cn');
   assert.equal(api.getMailProviderLoginUrl(), 'https://www.icloud.com.cn/');
 });
+
+test('collectSettingsPayload persists icloud target mailbox settings', () => {
+  const bundle = extractFunction('collectSettingsPayload');
+
+  const api = new Function(`
+let latestState = { contributionMode: false };
+let cloudflareDomainEditMode = false;
+let cloudflareTempEmailDomainEditMode = false;
+const selectCfDomain = { value: '' };
+const selectTempEmailDomain = { value: '' };
+const selectPanelMode = { value: 'cpa' };
+const inputVpsUrl = { value: '' };
+const inputVpsPassword = { value: '' };
+const inputSub2ApiUrl = { value: '' };
+const inputSub2ApiEmail = { value: '' };
+const inputSub2ApiPassword = { value: '' };
+const inputSub2ApiGroup = { value: '' };
+const inputSub2ApiDefaultProxy = { value: '' };
+const inputCodex2ApiUrl = { value: '' };
+const inputCodex2ApiAdminKey = { value: '' };
+const inputPassword = { value: '' };
+const selectMailProvider = { value: 'icloud' };
+const selectEmailGenerator = { value: 'duck' };
+const checkboxAutoDeleteIcloud = { checked: false };
+const selectIcloudHostPreference = { value: 'auto' };
+const selectIcloudFetchMode = { value: 'reuse_existing' };
+const selectIcloudTargetMailboxType = { value: 'forward-mailbox' };
+const selectIcloudForwardMailProvider = { value: 'gmail' };
+const inputPhoneVerificationEnabled = { checked: false };
+const inputAccountRunHistoryTextEnabled = { checked: false };
+const inputAccountRunHistoryHelperBaseUrl = { value: '' };
+const inputInbucketHost = { value: '' };
+const inputInbucketMailbox = { value: '' };
+const inputHotmailRemoteBaseUrl = { value: '' };
+const inputHotmailLocalBaseUrl = { value: '' };
+const inputLuckmailApiKey = { value: '' };
+const inputLuckmailBaseUrl = { value: '' };
+const selectLuckmailEmailType = { value: 'ms_graph' };
+const inputLuckmailDomain = { value: '' };
+const inputTempEmailBaseUrl = { value: '' };
+const inputTempEmailAdminAuth = { value: '' };
+const inputTempEmailCustomAuth = { value: '' };
+const inputTempEmailReceiveMailbox = { value: '' };
+const inputTempEmailUseRandomSubdomain = { checked: false };
+const inputAutoSkipFailures = { checked: false };
+const inputAutoSkipFailuresThreadIntervalMinutes = { value: '0' };
+const inputAutoDelayEnabled = { checked: false };
+const inputAutoDelayMinutes = { value: '30' };
+const inputAutoStepDelaySeconds = { value: '' };
+const inputVerificationResendCount = { value: '4' };
+const DEFAULT_VERIFICATION_RESEND_COUNT = 4;
+function getCloudflareDomainsFromState() { return { domains: [], activeDomain: '' }; }
+function normalizeCloudflareDomainValue(value) { return String(value || '').trim(); }
+function getCloudflareTempEmailDomainsFromState() { return { domains: [], activeDomain: '' }; }
+function normalizeCloudflareTempEmailDomainValue(value) { return String(value || '').trim(); }
+function getSelectedLocalCpaStep9Mode() { return 'submit'; }
+function getSelectedMail2925Mode() { return 'provide'; }
+function buildManagedAliasBaseEmailPayload() { return { gmailBaseEmail: '', mail2925BaseEmail: '', emailPrefix: '' }; }
+function getSelectedHotmailServiceMode() { return 'local'; }
+function normalizeLuckmailBaseUrl(value) { return String(value || '').trim(); }
+function normalizeLuckmailEmailType(value) { return String(value || '').trim() || 'ms_graph'; }
+function normalizeCloudflareTempEmailBaseUrlValue(value) { return String(value || '').trim(); }
+function normalizeCloudflareTempEmailReceiveMailboxValue(value) { return String(value || '').trim(); }
+function normalizeAccountRunHistoryHelperBaseUrlValue(value) { return String(value || '').trim(); }
+function normalizeAutoRunThreadIntervalMinutes(value) { return Number(value) || 0; }
+function normalizeAutoDelayMinutes(value) { return Number(value) || 30; }
+function normalizeAutoStepDelaySeconds(value) { return value === '' ? null : Number(value); }
+function normalizeVerificationResendCount(value, fallback) { return Number(value) || fallback; }
+function normalizeIcloudTargetMailboxType(value) { return String(value || '').trim().toLowerCase() === 'forward-mailbox' ? 'forward-mailbox' : 'icloud-inbox'; }
+function normalizeIcloudForwardMailProvider(value) { return String(value || '').trim().toLowerCase() === 'gmail' ? 'gmail' : 'qq'; }
+${bundle}
+return { collectSettingsPayload };
+`)();
+
+  const payload = api.collectSettingsPayload();
+  assert.equal(payload.icloudTargetMailboxType, 'forward-mailbox');
+  assert.equal(payload.icloudForwardMailProvider, 'gmail');
+});
+
+test('updateMailProviderUI toggles icloud forward mailbox controls and hint', () => {
+  const bundle = extractFunction('updateMailProviderUI');
+  const createRow = (display = 'none') => ({ style: { display } });
+
+  const api = new Function('createRow', `
+let latestState = { icloudHostPreference: 'icloud.com.cn' };
+let cloudflareDomainEditMode = false;
+let cloudflareTempEmailDomainEditMode = false;
+const ICLOUD_PROVIDER = 'icloud';
+const GMAIL_PROVIDER = 'gmail';
+const GMAIL_ALIAS_GENERATOR = 'gmail-alias';
+const LUCKMAIL_PROVIDER = 'luckmail-api';
+const CUSTOM_EMAIL_POOL_GENERATOR = 'custom-pool';
+const HOTMAIL_SERVICE_MODE_REMOTE = 'remote';
+const HOTMAIL_SERVICE_MODE_LOCAL = 'local';
+const rowMail2925Mode = createRow();
+const rowMail2925PoolSettings = createRow();
+const rowEmailPrefix = createRow();
+const rowCustomMailProviderPool = createRow();
+const rowInbucketHost = createRow();
+const rowInbucketMailbox = createRow();
+const rowEmailGenerator = createRow();
+const rowCfDomain = createRow();
+const rowTempEmailBaseUrl = createRow();
+const rowTempEmailAdminAuth = createRow();
+const rowTempEmailCustomAuth = createRow();
+const rowTempEmailReceiveMailbox = createRow();
+const rowTempEmailRandomSubdomainToggle = createRow();
+const rowTempEmailDomain = createRow();
+const cloudflareTempEmailSection = createRow();
+const hotmailSection = createRow();
+const mail2925Section = createRow();
+const luckmailSection = createRow();
+const icloudSection = createRow();
+const rowIcloudTargetMailboxType = createRow();
+const rowIcloudForwardMailProvider = createRow();
+const labelEmailPrefix = { textContent: '' };
+const inputEmailPrefix = { placeholder: '', style: { display: '' }, readOnly: false };
+const labelMail2925UseAccountPool = createRow();
+const selectMail2925PoolAccount = { style: { display: 'none' }, disabled: false };
+const btnFetchEmail = { hidden: false, disabled: false, textContent: '' };
+const btnMailLogin = { disabled: false, textContent: '', title: '' };
+const inputEmail = { readOnly: false, placeholder: '', value: '' };
+const autoHintText = { textContent: '' };
+const rowHotmailServiceMode = createRow();
+const rowHotmailRemoteBaseUrl = createRow();
+const rowHotmailLocalBaseUrl = createRow();
+const inputMail2925UseAccountPool = { checked: false };
+const selectMailProvider = { value: 'icloud' };
+const selectEmailGenerator = { value: 'duck', disabled: false, options: [] };
+const selectIcloudTargetMailboxType = { value: 'icloud-inbox' };
+const selectIcloudForwardMailProvider = { value: 'gmail' };
+const selectIcloudHostPreference = { value: 'icloud.com.cn' };
+const inputTempEmailUseRandomSubdomain = { checked: false };
+const inputRunCount = { disabled: false };
+const currentAutoRun = { autoRunning: false };
+const MAIL_PROVIDER_LOGIN_CONFIGS = { gmail: { label: 'Gmail 邮箱' } };
+const ICLOUD_FORWARD_MAIL_PROVIDER_LABELS = { gmail: 'Gmail 邮箱' };
+function normalizeIcloudHost(value) { return String(value || '').trim().toLowerCase(); }
+function normalizeIcloudTargetMailboxType(value) { return String(value || '').trim().toLowerCase() === 'forward-mailbox' ? 'forward-mailbox' : 'icloud-inbox'; }
+function normalizeIcloudForwardMailProvider(value) { return String(value || '').trim().toLowerCase() === 'gmail' ? 'gmail' : 'qq'; }
+function getSelectedIcloudHostPreference() { return selectIcloudHostPreference.value; }
+function isLuckmailProvider() { return false; }
+function isCustomMailProvider() { return false; }
+function isIcloudMailProvider() { return selectMailProvider.value === ICLOUD_PROVIDER; }
+function usesCustomMailProviderPool() { return false; }
+function usesGeneratedAliasMailProvider() { return false; }
+function getSelectedMail2925Mode() { return 'provide'; }
+function getManagedAliasProviderUiCopy() { return null; }
+function getCurrentRegistrationEmailUiCopy() { return { buttonLabel: '获取邮箱', placeholder: '邮箱', label: '邮箱' }; }
+function updateMailLoginButtonState() {}
+function getSelectedHotmailServiceMode() { return 'local'; }
+function getCloudflareDomainsFromState() { return { domains: [], activeDomain: '' }; }
+function setCloudflareDomainEditMode() {}
+function getCloudflareTempEmailDomainsFromState() { return { domains: [], activeDomain: '' }; }
+function setCloudflareTempEmailDomainEditMode() {}
+function queueIcloudAliasRefresh() {}
+function hideIcloudLoginHelp() {}
+function syncMail2925PoolAccountOptions() {}
+function getMail2925Accounts() { return []; }
+function renderHotmailAccounts() {}
+function renderMail2925Accounts() {}
+function renderLuckmailPurchases() {}
+function getSelectedEmailGenerator() { return selectEmailGenerator.value; }
+function isAutoRunLockedPhase() { return false; }
+function getCurrentHotmailEmail() { return ''; }
+function getCurrentLuckmailEmail() { return ''; }
+function getCustomEmailPoolSize() { return 0; }
+function getCustomMailProviderPoolSize() { return 0; }
+function syncRunCountFromCustomEmailPool() {}
+function syncRunCountFromCustomMailProviderPool() {}
+function shouldLockRunCountToEmailPool() { return false; }
+${bundle}
+return {
+  updateMailProviderUI,
+  rowIcloudTargetMailboxType,
+  rowIcloudForwardMailProvider,
+  selectIcloudTargetMailboxType,
+  autoHintText,
+};
+`)(createRow);
+
+  api.updateMailProviderUI();
+  assert.equal(api.rowIcloudTargetMailboxType.style.display, '');
+  assert.equal(api.rowIcloudForwardMailProvider.style.display, 'none');
+
+  api.selectIcloudTargetMailboxType.value = 'forward-mailbox';
+  api.updateMailProviderUI();
+  assert.equal(api.rowIcloudForwardMailProvider.style.display, '');
+  assert.match(api.autoHintText.textContent, /Gmail 邮箱/);
+});
+
+test('applySettingsState restores icloud forward mailbox settings before UI refresh', () => {
+  const bundle = extractFunction('applySettingsState');
+  const calls = [];
+
+  const api = new Function('calls', `
+let latestState = {};
+const inputEmail = { value: '' };
+const inputVpsUrl = { value: '' };
+const inputVpsPassword = { value: '' };
+const selectPanelMode = { value: 'cpa' };
+const inputSub2ApiUrl = { value: '' };
+const inputSub2ApiEmail = { value: '' };
+const inputSub2ApiPassword = { value: '' };
+const inputSub2ApiGroup = { value: '' };
+const inputSub2ApiDefaultProxy = { value: '' };
+const inputCodex2ApiUrl = { value: '' };
+const inputCodex2ApiAdminKey = { value: '' };
+const ICLOUD_PROVIDER = 'icloud';
+const GMAIL_PROVIDER = 'gmail';
+const GMAIL_ALIAS_GENERATOR = 'gmail-alias';
+const CUSTOM_EMAIL_POOL_GENERATOR = 'custom-pool';
+const selectMailProvider = { value: '163' };
+const selectEmailGenerator = { value: 'duck' };
+const selectIcloudHostPreference = { value: 'auto' };
+const selectIcloudFetchMode = { value: 'reuse_existing' };
+const selectIcloudTargetMailboxType = { value: 'icloud-inbox' };
+const selectIcloudForwardMailProvider = { value: 'qq' };
+const checkboxAutoDeleteIcloud = { checked: false };
+const inputAccountRunHistoryHelperBaseUrl = { value: '' };
+const inputContributionNickname = { value: '' };
+const inputContributionQq = { value: '' };
+const inputMail2925UseAccountPool = { checked: false };
+const inputInbucketHost = { value: '' };
+const inputInbucketMailbox = { value: '' };
+const inputCustomMailProviderPool = { value: '' };
+const inputCustomEmailPool = { value: '' };
+const inputHotmailRemoteBaseUrl = { value: '' };
+const inputHotmailLocalBaseUrl = { value: '' };
+const inputLuckmailApiKey = { value: '' };
+const inputLuckmailBaseUrl = { value: '' };
+const selectLuckmailEmailType = { value: 'ms_graph' };
+const inputLuckmailDomain = { value: '' };
+const inputAutoSkipFailures = { checked: false };
+const inputAutoSkipFailuresThreadIntervalMinutes = { value: '' };
+const inputAutoDelayEnabled = { checked: false };
+const inputAutoDelayMinutes = { value: '' };
+const inputAutoStepDelaySeconds = { value: '' };
+const inputVerificationResendCount = { value: '' };
+const inputPhoneVerificationEnabled = { checked: false };
+const DEFAULT_PHONE_VERIFICATION_ENABLED = false;
+const inputHeroSmsApiKey = { value: '' };
+const selectHeroSmsCountry = { value: '52', options: [{ value: '52' }] };
+const inputRunCount = { value: '' };
+const DEFAULT_VERIFICATION_RESEND_COUNT = 4;
+function syncLatestState(state) { latestState = { ...latestState, ...state }; }
+function syncAutoRunState() {}
+function syncPasswordField() {}
+function setLocalCpaStep9Mode() {}
+function isCustomMailProvider() { return false; }
+function setMail2925Mode() {}
+function normalizeIcloudFetchMode(value) { return String(value || '') === 'always_new' ? 'always_new' : 'reuse_existing'; }
+function normalizeIcloudTargetMailboxType(value) { return String(value || '').trim().toLowerCase() === 'forward-mailbox' ? 'forward-mailbox' : 'icloud-inbox'; }
+function normalizeIcloudForwardMailProvider(value) { return String(value || '').trim().toLowerCase() === 'gmail' ? 'gmail' : 'qq'; }
+function normalizeAccountRunHistoryHelperBaseUrlValue(value) { return String(value || '').trim(); }
+function setManagedAliasBaseEmailInputForProvider() {}
+function normalizeCustomEmailPoolEntries(value) { return Array.isArray(value) ? value : []; }
+function setHotmailServiceMode() {}
+function normalizeLuckmailBaseUrl(value) { return String(value || '').trim(); }
+function normalizeLuckmailEmailType(value) { return String(value || '').trim() || 'ms_graph'; }
+function applyCloudflareTempEmailSettingsState() {}
+function renderCloudflareDomainOptions() {}
+function setCloudflareDomainEditMode() {}
+function normalizeAutoRunThreadIntervalMinutes(value) { return Number(value) || 0; }
+function normalizeAutoDelayMinutes(value) { return Number(value) || 30; }
+function formatAutoStepDelayInputValue(value) { return value == null ? '' : String(value); }
+function normalizeVerificationResendCount(value, fallback) { return Number(value) || fallback; }
+function normalizeHeroSmsCountryId() { return 52; }
+function getSelectedHeroSmsCountryOption() { return { label: 'Thailand' }; }
+function updateHeroSmsPlatformDisplay() {}
+function applyAutoRunStatus() {}
+function markSettingsDirty() {}
+function updateAutoDelayInputState() {}
+function updateFallbackThreadIntervalInputState() {}
+function updateAccountRunHistorySettingsUI() {}
+function updatePhoneVerificationSettingsUI() {}
+function updatePanelModeUI() {}
+function updateMailProviderUI() { calls.push({ target: selectIcloudTargetMailboxType.value, provider: selectIcloudForwardMailProvider.value }); }
+function isLuckmailProvider() { return false; }
+function updateButtonStates() {}
+${bundle}
+return { applySettingsState, selectIcloudTargetMailboxType, selectIcloudForwardMailProvider };
+`)(calls);
+
+  api.applySettingsState({
+    mailProvider: 'icloud',
+    icloudTargetMailboxType: 'forward-mailbox',
+    icloudForwardMailProvider: 'gmail',
+  });
+
+  assert.equal(api.selectIcloudTargetMailboxType.value, 'forward-mailbox');
+  assert.equal(api.selectIcloudForwardMailProvider.value, 'gmail');
+  assert.deepEqual(calls.at(-1), { target: 'forward-mailbox', provider: 'gmail' });
+});
diff --git a/tests/sidepanel-mail2925-base-email.test.js b/tests/sidepanel-mail2925-base-email.test.js
index 492b1a7..aa6695e 100644
--- a/tests/sidepanel-mail2925-base-email.test.js
+++ b/tests/sidepanel-mail2925-base-email.test.js
@@ -1,6 +1,10 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('node:fs');
+const {
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = require('../mail-provider-utils');
 
 const sidepanelSource = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
 
@@ -148,7 +152,7 @@ test('collectSettingsPayload persists currentMail2925AccountId for 2925 account
     extractFunction('collectSettingsPayload'),
   ].join('\n');
 
-  const api = new Function(`
+  const api = new Function('normalizeIcloudTargetMailboxType', 'normalizeIcloudForwardMailProvider', `
 let latestState = {
   contributionMode: false,
   mail2925UseAccountPool: true,
@@ -222,7 +226,7 @@ function normalizeAutoStepDelaySeconds(value) { return value === '' ? null : Num
 function normalizeVerificationResendCount(value, fallback) { return Number(value) || fallback; }
 ${bundle}
 return { collectSettingsPayload };
-`)();
+`)(normalizeIcloudTargetMailboxType, normalizeIcloudForwardMailProvider);
 
   const payload = api.collectSettingsPayload();
 
diff --git a/tests/sidepanel-phone-verification-settings.test.js b/tests/sidepanel-phone-verification-settings.test.js
index 6d66b87..bc75814 100644
--- a/tests/sidepanel-phone-verification-settings.test.js
+++ b/tests/sidepanel-phone-verification-settings.test.js
@@ -1,6 +1,10 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
 const fs = require('node:fs');
+const {
+  normalizeIcloudForwardMailProvider,
+  normalizeIcloudTargetMailboxType,
+} = require('../mail-provider-utils');
 
 const sidepanelSource = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
 
@@ -90,7 +94,7 @@ return {
 });
 
 test('collectSettingsPayload keeps local helper sync enabled while persisting sms toggle state', () => {
-  const api = new Function(`
+  const api = new Function('normalizeIcloudTargetMailboxType', 'normalizeIcloudForwardMailProvider', `
 let latestState = {
   contributionMode: false,
   mail2925UseAccountPool: false,
@@ -168,7 +172,7 @@ ${extractFunction('normalizeHeroSmsCountryLabel')}
 ${extractFunction('getSelectedHeroSmsCountryOption')}
 ${extractFunction('collectSettingsPayload')}
 return { collectSettingsPayload };
-`)();
+`)(normalizeIcloudTargetMailboxType, normalizeIcloudForwardMailProvider);
 
   const payload = api.collectSettingsPayload();
 
diff --git a/项目完整链路说明.md b/项目完整链路说明.md
index d0469ea..fed949f 100644
--- a/项目完整链路说明.md
+++ b/项目完整链路说明.md
@@ -169,7 +169,7 @@
 - 2925 当前选中的号池账号 ID `currentMail2925AccountId`
 - Cloudflare / Temp Email 设置
 - 接码开关，以及 HeroSMS 的 API Key 与默认国家设置
-- iCloud 相关偏好
+- iCloud 相关偏好：Host、获取策略、成功后自动删除、目标邮箱类型与转发收码邮箱 provider
 - LuckMail API 配置
 - 自动运行默认配置
 - 账号运行历史 `accountRunHistory`（以邮箱为主键，保存该邮箱最近一次状态：成功/失败/停止）
@@ -639,6 +639,7 @@ Plus 模式可见步骤：
 - `163`、`163 VIP`、`126` 都走同一条“网易网页邮箱”验证码链路。
 - sidepanel 只负责切换 provider 与展示登录入口；后台根据 provider 选择对应网页邮箱首页。
 - 内容脚本来源统一归类到 `mail-163`，这样 Step 4 / Step 8 继续复用同一套验证码读取与邮件清理逻辑。
+- `mail-provider-utils.js` 同时承接 iCloud 转发收码可选 provider 的归一化与入口配置，避免 background / sidepanel 重新复制 QQ、网易和 Gmail 的收码地址、label 与注入脚本。
 - `manifest.json` 需要同时覆盖：
   - `https://mail.163.com/*`
   - `https://webmail.vip.163.com/*`
@@ -733,8 +734,22 @@ Plus 模式可见步骤：
 组成：
 
 - [icloud-utils.js](c:/Users/projectf/Downloads/codex注册扩展/icloud-utils.js)
+- [mail-provider-utils.js](c:/Users/projectf/Downloads/codex注册扩展/mail-provider-utils.js)
 - [content/icloud-mail.js](c:/Users/projectf/Downloads/codex注册扩展/content/icloud-mail.js)
 
+配置：
+
+- `icloudHostPreference` 只决定 iCloud 登录、别名管理和 iCloud Mail 收件箱 Host。
+- `icloudFetchMode` 决定生成注册邮箱时复用已有 Hide My Email 别名，还是始终创建新别名。
+- `icloudTargetMailboxType = icloud-inbox` 时，Step 4 / Step 8 直接打开 iCloud Mail 收件箱轮询验证码。
+- `icloudTargetMailboxType = forward-mailbox` 时，注册邮箱仍由 iCloud Hide My Email 生成，但 Step 4 / Step 8 改为打开 `icloudForwardMailProvider` 指定的转发目标邮箱收码；当前支持 `qq / 163 / 163-vip / 126 / gmail`。
+
+维护约定：
+
+- iCloud 转发目标邮箱 provider 的 label、URL、source、inject 配置统一由 `mail-provider-utils.js` 输出。
+- `background.js` 只根据 `icloudTargetMailboxType` 选择 iCloud Mail 收件箱或共享转发邮箱配置，不再在主文件内硬编码各 provider 地址。
+- `sidepanel/sidepanel.js` 只负责展示、保存和回显目标邮箱类型 / 转发邮箱 provider，不重复定义 provider 业务清单。
+
 ## 8. 自动运行完整链路
 
 文件：
diff --git a/项目文件结构说明.md b/项目文件结构说明.md
index 90c198b..c44fb44 100644
--- a/项目文件结构说明.md
+++ b/项目文件结构说明.md
@@ -26,7 +26,7 @@
 - `hotmail-utils.js`：Hotmail 账号与验证码提取相关的纯工具函数，负责账号筛选、验证码匹配、第三方接口数据归一化。
 - `icloud-utils.js`：iCloud 隐私邮箱相关的纯工具函数，负责 host、别名列表、保留状态、已用状态等归一化。
 - `luckmail-utils.js`：LuckMail 相关的纯工具函数，负责邮箱购买记录、标签、邮件 cursor、验证码匹配等归一化。
-- `mail-provider-utils.js`：网页邮箱 provider 配置纯工具，负责 `163 / 163 VIP / 126 / QQ / Inbucket / Hotmail` 的基础归一化与页面入口配置。
+- `mail-provider-utils.js`：网页邮箱 provider 配置纯工具，负责 `163 / 163 VIP / 126 / QQ / Inbucket / Hotmail` 的基础归一化与页面入口配置，并统一承接 iCloud 转发收码目标邮箱 provider 的归一化、选项列表和收码入口配置。
 - `mail2925-utils.js`：2925 账号池相关的纯工具函数，负责账号归一化、冷却期判断、可用账号挑选、批量导入解析与列表更新。
 - `managed-alias-utils.js`：共享 Gmail / 2925 的别名邮箱规则，负责解析基邮箱、校验“当前完整注册邮箱”是否仍与基邮箱兼容、生成 Gmail `+tag` 与 2925 随机后缀邮箱，并输出 sidepanel 可复用的 UI 文案；当前还统一承接 `mail2925Mode` 的归一化与“2925 仅在 provide 模式下参与别名生成”的共享判定。
 - `manifest.json`：Chrome 扩展清单，声明权限、背景脚本、侧边栏、内容脚本与规则集。
@@ -132,8 +132,29 @@
 - `sidepanel/contribution-content-update-service.js`：侧边栏贡献内容更新服务，负责拉取 `https://apikey.qzz.io/api/content-summary`、缓存公开公告/教程摘要，并输出可用于提示展示的 `promptVersion` 与最新更新时间。
 - `sidepanel/contribution-mode.js`：侧边栏贡献模式管理器，负责顶部“贡献”按钮、确认弹窗、贡献模式显隐、复用主自动流程启动、侧栏内贡献状态轮询、上传页跳转，以及贡献模式下对来源选择、配置入口、记录入口和敏感配置行（包括 Codex2API 配置）的禁用与隐藏。
 - `sidepanel/sidepanel.css`：侧边栏样式文件；当前额外提供 Hotmail / 2925 共用的号池表单容器、操作按钮行与统一的收起态列表高度样式。
-- `sidepanel/sidepanel.html`：侧边栏页面结构；当前步骤列表已改为动态容器，日志区提供“记录”按钮并挂接邮箱记录覆盖层，顶部新增“贡献”按钮并在设置卡片中新增贡献模式主面板；贡献按钮下方额外挂接一个可关闭的轻提示气泡，用于提示公开公告 / 使用教程有更新；贡献面板内展示 `OAUTH / 回调 / 总状态` 三块真实运行态信息，同时把“接码”开关与“验证码重发”拆成同一行展示；只有开启接码后，下面的 HeroSMS 平台、国家与 API Key 行才会显示；页面继续加载 `managed-alias-utils.js`，并把旧的“邮箱前缀”字段语义改为“别名基邮箱”；当 provider 为 2925 时，会额外显示 `提供邮箱 / 接收邮箱` 模式切换，并把“2925 号池”从别名基邮箱行拆成独立配置行，避免 receive 模式把账号池开关一起隐藏；当前在 `邮箱生成` 区域新增 `自定义邮箱池` 选项和多行邮箱池输入框，并在 `邮箱服务 = 自定义邮箱` 时额外显示 `自定义号池` 文本框；来源下拉框当前支持 `CPA / SUB2API / Codex2API`，其中 Codex2API 额外提供后台地址和管理密钥配置行；设置卡片新增 `Plus 模式` 开关与 PayPal 账号/密码输入行；Hotmail / 2925 两个账号池当前都使用统一的头部“添加账号/取消添加”按钮和共享表单容器。
-- `sidepanel/sidepanel.js`：侧边栏主入口脚本，负责 UI 状态同步、动态步骤渲染、按钮交互、共享验证码自动重发次数配置与广播接收，并装配 Hotmail / 2925 / iCloud / LuckMail / 贡献模式 / 邮箱记录面板 / 贡献内容更新服务；当前贡献模式的“开始贡献”会直接复用主自动流程启动逻辑，而独立 manager 负责贡献运行态展示与轮询，同时把 Gmail / 2925 的基邮箱输入、完整注册邮箱输入、自动生成按钮与兼容性校验统一接到共享别名逻辑上；当 provider 为 2925 时，会根据 `mail2925Mode` 决定是否启用别名基邮箱链路，而 2925 号池开关与当前账号选择则独立显示并同时服务于 provide / receive 两种模式；`自定义邮箱池` 模式会按邮箱池长度锁定自动轮数，并把当前输入的邮箱池配置参与自动启动前保存；`邮箱服务 = 自定义邮箱` 时，如果配置了 `customMailProviderPool`，也会按号池长度锁定自动轮数并在 Auto 中按轮次分配注册邮箱，同时在普通失败时继续复用当前邮箱，只有成功或出现手机号验证时才切换下一个邮箱；Plus 模式开启后，步骤列表会切换为 12 步，并显示 PayPal 凭据配置；Step 8 的自定义邮箱确认弹窗当前额外提供“出现手机号验证”按钮，用于直接走与真实 add-phone 一致的 fatal 分支；HeroSMS 国家列表会在 sidepanel 初始化时拉取并恢复到本地保存的国家/API 设置，接码开关关闭时会直接隐藏相关配置；账号记录快照同步改为默认自动模式，只要本地 helper 可用就会自动落盘；新来源 Codex2API 在这里仅补充来源配置接线、表单显隐和 Step 10 按钮文案，不承接协议业务逻辑；Hotmail / 2925 的新增表单显隐统一接到 `sidepanel/account-pool-ui.js` 这一层共享 helper；侧边栏初始化与点击“自动”前会刷新一次贡献站公开内容摘要，并按本地关闭版本决定是否展示轻提示，同时在首次初始化后按现有规则决定是否弹出新手引导提示。
+  - `sidepanel/sidepanel.html`：侧边栏页面结构；当前步骤列表已改为动态容器，日志区提供“记录”按钮并挂接邮箱记录覆盖层，顶部新增“贡
+  献”按钮并在设置卡片中新增贡献模式主面板；贡献按钮下方额外挂接一个可关闭的轻提示气泡，用于提示公开公告 / 使用教程有更新；贡献面板内
+  展示 `OAUTH / 回调 / 总状态` 三块真实运行态信息，同时把“接码”开关与“验证码重发”拆成同一行展示；只有开启接码后，下面的 HeroSMS 平
+  台、国家与 API Key 行才会显示；页面继续加载 `managed-alias-utils.js` 与 `mail-provider-utils.js`，并把旧的“邮箱前缀”字段语义改为“别
+  名基邮箱”；当 provider 为 2925 时，会额外显示 `提供邮箱 / 接收邮箱` 模式切换，并把“2925 号池”从别名基邮箱行拆成独立配置行，避免
+  receive 模式把账号池开关一起隐藏；当前在 `邮箱生成` 区域新增 `自定义邮箱池` 选项和多行邮箱池输入框，并在 `邮箱服务 = 自定义邮箱` 时
+  额外显示 `自定义号池` 文本框；当邮箱服务为 iCloud 时，额外提供目标邮箱类型与转发邮箱 provider 配置，用于选择直接从 iCloud 收件箱收
+  码或从 QQ / 网易 / Gmail 转发目标邮箱收码；来源下拉框当前支持 `CPA / SUB2API / Codex2API`，其中 Codex2API 额外提供后台地址和管理密
+  钥配置行；设置卡片新增 `Plus 模式` 开关与 PayPal 账号/密码输入行；Hotmail / 2925 两个账号池当前都使用统一的头部“添加账号/取消添
+  加”按钮和共享表单容器。
+  - `sidepanel/sidepanel.js`：侧边栏主入口脚本，负责 UI 状态同步、动态步骤渲染、按钮交互、共享验证码自动重发次数配置与广播接收，并装
+  配 Hotmail / 2925 / iCloud / LuckMail / 贡献模式 / 邮箱记录面板 / 贡献内容更新服务；当前贡献模式的“开始贡献”会直接复用主自动流程启
+  动逻辑，而独立 manager 负责贡献运行态展示与轮询，同时把 Gmail / 2925 的基邮箱输入、完整注册邮箱输入、自动生成按钮与兼容性校验统一接
+  到共享别名逻辑上；当 provider 为 2925 时，会根据 `mail2925Mode` 决定是否启用别名基邮箱链路，而 2925 号池开关与当前账号选择则独立显
+  示并同时服务于 provide / receive 两种模式；当 provider 为 iCloud 时，会保存并回显目标邮箱类型与转发邮箱 provider，相关 provider 选
+  项和 label 复用 `mail-provider-utils.js`；`自定义邮箱池` 模式会按邮箱池长度锁定自动轮数，并把当前输入的邮箱池配置参与自动启动前保
+  存；`邮箱服务 = 自定义邮箱` 时，如果配置了 `customMailProviderPool`，也会按号池长度锁定自动轮数并在 Auto 中按轮次分配注册邮箱，同时
+  在普通失败时继续复用当前邮箱，只有成功或出现手机号验证时才切换下一个邮箱；Plus 模式开启后，步骤列表会切换为 12 步，并显示 PayPal 凭
+  据配置；Step 8 的自定义邮箱确认弹窗当前额外提供“出现手机号验证”按钮，用于直接走与真实 add-phone 一致的 fatal 分支；HeroSMS 国家列表
+  会在 sidepanel 初始化时拉取并恢复到本地保存的国家/API 设置，接码开关关闭时会直接隐藏相关配置；账号记录快照同步改为默认自动模式，只
+  要本地 helper 可用就会自动落盘；新来源 Codex2API 在这里仅补充来源配置接线、表单显隐和 Step 10 按钮文案，不承接协议业务逻辑；
+  Hotmail / 2925 的新增表单显隐统一接到 `sidepanel/account-pool-ui.js` 这一层共享 helper；侧边栏初始化与点击“自动”前会刷新一次贡献站
+  公开内容摘要，并按本地关闭版本决定是否展示轻提示，同时在首次初始化后按现有规则决定是否弹出新手引导提示。
 - `sidepanel/update-service.js`：侧边栏更新检查服务，负责 GitHub Releases 查询、`Pro` / `v` 双版本族排序、缓存读取与版本展示。
 
 ## `tests/`
@@ -154,7 +175,7 @@
 - `tests/background-custom-email-pool.test.js`：测试后台对自定义邮箱池生成方式，以及自定义邮箱服务号池的归一化、标签文案和按轮次取邮箱逻辑。
 - `tests/background-generated-email-module.test.js`：测试生成邮箱辅助模块已接入且导出工厂，并覆盖 2925 receive 模式回退普通邮箱生成、自定义邮箱池按轮次取值、2925 provide 模式账号池预热，以及 iCloud `always_new` 传参。
 - `tests/background-icloud.test.js`：测试 iCloud 相关后台纯函数与别名收尾逻辑。
-- `tests/background-icloud-mail-provider.test.js`：测试 iCloud 邮箱 provider 配置解析。
+- `tests/background-icloud-mail-provider.test.js`：测试 iCloud 邮箱 provider 配置解析，并覆盖转发收码模式复用共享 provider 配置。
 - `tests/background-logging-status-module.test.js`：测试日志 / 状态模块已接入且导出工厂。
 - `tests/background-luckmail.test.js`：测试 LuckMail 相关后台逻辑，如购买、复用、标记已用与重置。
 - `tests/background-mail2925-session-module.test.js`：测试 2925 会话模块已接入且导出工厂，并覆盖命中上限后“禁用 24 小时 + 切下一个号 + 自动登录”的核心链路。
@@ -185,7 +206,7 @@
 - `tests/icloud-mail-content.test.js`：测试 iCloud Mail 内容脚本读取邮件正文和选中状态逻辑。
 - `tests/icloud-utils.test.js`：测试 iCloud 工具层的 host、别名列表、保留状态与筛选逻辑。
 - `tests/luckmail-utils.test.js`：测试 LuckMail 工具层的购买记录、邮件、游标和验证码匹配逻辑。
-- `tests/mail-provider-utils.test.js`：测试网页邮箱 provider 配置工具对 `126` 等 provider 的归一化与入口配置解析。
+- `tests/mail-provider-utils.test.js`：测试网页邮箱 provider 配置工具对 `126` 等 provider 的归一化与入口配置解析，以及 iCloud 转发收码 provider 选项、归一化和配置复用。
 - `tests/mail-2925-content.test.js`：测试 2925 邮箱内容脚本的轮询快照、忽略邮箱对比、按步骤会话隔离已试验证码、单封邮件删除与整箱删除逻辑。
 - `tests/mail2925-utils.test.js`：测试 2925 账号池工具层的账号归一化、冷却期判断、可用账号挑选与批量导入解析。
 - `tests/managed-alias-utils.test.js`：覆盖 Gmail / 2925 共享别名工具的解析、生成、兼容性判断。
@@ -198,7 +219,7 @@
 - `tests/sidepanel-contribution-mode.test.js`：测试侧边栏贡献模式的 HTML 接线、runtime-only 设置保护，以及贡献模式 manager 复用主自动流启动、状态轮询和退出清理逻辑。
 - `tests/sidepanel-auto-run-content-refresh.test.js`：测试点击“自动”时会先刷新贡献内容更新摘要，且刷新失败不会阻塞自动流程启动。
 - `tests/sidepanel-icloud-manager.test.js`：测试侧边栏 iCloud 管理器模块接线与空态渲染。
-- `tests/sidepanel-icloud-provider.test.js`：测试侧边栏 iCloud 登录地址解析逻辑。
+- `tests/sidepanel-icloud-provider.test.js`：测试侧边栏 iCloud 登录地址解析、目标邮箱类型 / 转发邮箱 provider 保存、回显和显隐联动。
 - `tests/sidepanel-luckmail-manager.test.js`：测试侧边栏 LuckMail 管理器模块接线与空态渲染。
 - `tests/sidepanel-mail2925-manager.test.js`：测试侧边栏 2925 管理器模块接线、共享号池表单脚本加载顺序、显隐交互与空态渲染。
 - `tests/sidepanel-mail2925-mode.test.js`：测试侧边栏保留 `2925 provide / receive` 模式行与独立的号池配置行，并验证 sidepanel 只在 provide 模式下把 2925 视为别名邮箱 provider。