diff --git a/background/verification-flow.js b/background/verification-flow.js
index 32f6192..d3c395f 100644
--- a/background/verification-flow.js
+++ b/background/verification-flow.js
@@ -1313,7 +1313,9 @@
             disableTimeBudgetCap: Boolean(options.disableTimeBudgetCap),
             getRemainingTimeMs: options.getRemainingTimeMs,
             maxResendRequests: remainingAutomaticResendCount,
-            initialPollMaxAttempts: options.initialPollMaxAttempts,
+            initialPollMaxAttempts: mail.provider === '2925' && rejectedCodes.size > 0
+              ? undefined
+              : options.initialPollMaxAttempts,
             resendIntervalMs,
             lastResendAt,
             onResendRequestedAt: updateFilterAfterTimestampForVerificationStep,
diff --git a/content/mail-2925.js b/content/mail-2925.js
index 13dfe4f..9f683ec 100644
--- a/content/mail-2925.js
+++ b/content/mail-2925.js
@@ -269,6 +269,48 @@ function findMailItems() {
   return [];
 }
 
+function isLikelyMail2925MailboxPage() {
+  const pageText = getPageTextSample(3000);
+  if (!pageText) {
+    return /#\/mailList/i.test(location.hash || location.href || '');
+  }
+
+  if (findRefreshButton() || findInboxLink()) {
+    return true;
+  }
+
+  return /#\/mailList/i.test(location.hash || location.href || '')
+    && /收件箱|刷新|删除|写信|邮件|mail/i.test(pageText)
+    && !(/欢迎使用邮箱|登录|login/i.test(pageText) && /密码|password/i.test(pageText));
+}
+
+async function waitForMailboxReady(timeoutMs = 12000) {
+  const startedAt = Date.now();
+  while (Date.now() - startedAt <= timeoutMs) {
+    if (typeof throwIfMail2925LimitReached === 'function') {
+      throwIfMail2925LimitReached();
+    }
+    const items = findMailItems();
+    if (items.length > 0) {
+      return { ready: true, items, empty: false };
+    }
+    if (getMail2925DisplayedMailboxEmail() || isLikelyMail2925MailboxPage()) {
+      return { ready: true, items: [], empty: true };
+    }
+    await sleep(500);
+  }
+
+  const items = findMailItems();
+  if (items.length > 0) {
+    return { ready: true, items, empty: false };
+  }
+  return {
+    ready: Boolean(getMail2925DisplayedMailboxEmail() || isLikelyMail2925MailboxPage()),
+    items,
+    empty: items.length === 0,
+  };
+}
+
 function findActionBySelectors(selectors = []) {
   for (const selector of selectors) {
     const candidates = document.querySelectorAll(selector);
@@ -518,7 +560,7 @@ function detectMail2925ViewState() {
   }
 
   const mailboxEmail = getMail2925DisplayedMailboxEmail();
-  if (findMailItems().length > 0 || mailboxEmail) {
+  if (findMailItems().length > 0 || mailboxEmail || isLikelyMail2925MailboxPage()) {
     return { view: 'mailbox', limitMessage: '', mailboxEmail };
   }
 
@@ -924,7 +966,8 @@ async function sleepRandom(minMs, maxMs = minMs) {
 }
 
 async function returnToInbox() {
-  if (findMailItems().length > 0) {
+  const currentMailbox = await waitForMailboxReady(1500);
+  if (currentMailbox.ready) {
     return true;
   }
 
@@ -936,7 +979,8 @@ async function returnToInbox() {
   simulateClick(inboxLink);
   for (let attempt = 0; attempt < 20; attempt += 1) {
     await sleep(250);
-    if (findMailItems().length > 0) {
+    const mailbox = await waitForMailboxReady(250);
+    if (mailbox.ready) {
       return true;
     }
   }
@@ -1196,27 +1240,20 @@ async function handlePollEmail(step, payload) {
   let initialItems = [];
   let initialLoadUsedRefresh = false;
 
-  for (let i = 0; i < 20; i += 1) {
-    initialItems = findMailItems();
-    if (initialItems.length > 0) {
-      break;
-    }
-    await sleep(500);
-  }
-
-  if (initialItems.length === 0) {
+  const initialMailbox = await waitForMailboxReady(10000);
+  initialItems = initialMailbox.items;
+  if (!initialMailbox.ready || initialItems.length === 0) {
     initialLoadUsedRefresh = true;
     await returnToInbox();
     await refreshInbox();
-    await sleep(2000);
+    const refreshedMailbox = await waitForMailboxReady(12000);
     if (typeof throwIfMail2925LimitReached === 'function') {
       throwIfMail2925LimitReached();
     }
-    initialItems = findMailItems();
-  }
-
-  if (initialItems.length === 0) {
-    throw new Error('2925 邮箱列表未加载完成，请确认当前已打开收件箱。');
+    if (!refreshedMailbox.ready) {
+      throw new Error('2925 邮箱列表未加载完成，请确认当前已打开收件箱。');
+    }
+    initialItems = refreshedMailbox.items;
   }
 
   log(`步骤 ${step}：邮件列表已加载，共 ${initialItems.length} 封邮件`);
@@ -1233,7 +1270,11 @@ async function handlePollEmail(step, payload) {
       await sleepRandom(900, 1500);
     }
 
-    const items = findMailItems();
+    const mailbox = await waitForMailboxReady(3000);
+    if (!mailbox.ready) {
+      throw new Error('2925 邮箱列表未加载完成，请确认当前已打开收件箱。');
+    }
+    const items = mailbox.items;
     if (items.length > 0) {
       for (let index = 0; index < items.length; index += 1) {
         const item = items[index];
diff --git a/tests/mail-2925-content.test.js b/tests/mail-2925-content.test.js
index 54ebb47..6f670d9 100644
--- a/tests/mail-2925-content.test.js
+++ b/tests/mail-2925-content.test.js
@@ -179,6 +179,10 @@ function extractVerificationCode(text) {
 
 async function sleep() {}
 async function sleepRandom() {}
+async function waitForMailboxReady() {
+  const items = findMailItems();
+  return { ready: true, items, empty: items.length === 0 };
+}
 
 async function returnToInbox() {
   clickOrder.push('inbox');
@@ -277,6 +281,10 @@ function extractVerificationCode(text) {
 
 async function sleep() {}
 async function sleepRandom() {}
+async function waitForMailboxReady() {
+  const items = findMailItems();
+  return { ready: true, items, empty: items.length === 0 };
+}
 async function returnToInbox() {
   return true;
 }
@@ -370,6 +378,10 @@ function extractVerificationCode(text) {
 
 async function sleep() {}
 async function sleepRandom() {}
+async function waitForMailboxReady() {
+  const items = findMailItems();
+  return { ready: true, items, empty: items.length === 0 };
+}
 async function returnToInbox() {
   return true;
 }
@@ -459,6 +471,10 @@ function extractVerificationCode(text) {
 
 async function sleep() {}
 async function sleepRandom() {}
+async function waitForMailboxReady() {
+  const items = findMailItems();
+  return { ready: true, items, empty: items.length === 0 };
+}
 async function returnToInbox() {
   return true;
 }
@@ -633,6 +649,10 @@ function simulateClick(node) {
 
 async function sleep() {}
 async function sleepRandom() {}
+async function waitForMailboxReady() {
+  const items = findMailItems();
+  return { ready: items.length > 0, items, empty: items.length === 0 };
+}
 
 ${bundle}
 
@@ -706,6 +726,10 @@ function simulateClick(node) {
 
 async function sleep() {}
 async function sleepRandom() {}
+async function waitForMailboxReady() {
+  const items = findMailItems();
+  return { ready: items.length > 0, items, empty: items.length === 0 };
+}
 const console = { warn() {} };
 const MAIL2925_PREFIX = '[MultiPage:mail-2925]';
 
diff --git a/tests/verification-flow-polling.test.js b/tests/verification-flow-polling.test.js
index d28aa41..447c9db 100644
--- a/tests/verification-flow-polling.test.js
+++ b/tests/verification-flow-polling.test.js
@@ -906,6 +906,80 @@ test('verification flow delays 2925 login resend until after the first full mail
   assert.equal(events.filter((event) => event === 'resend').length, 1);
 });
 
+test('verification flow uses full 2925 polling window after a rejected login code', async () => {
+  const pollMaxAttempts = [];
+  const submittedCodes = [];
+  let pollCalls = 0;
+
+  const helpers = api.createVerificationFlowHelpers({
+    addLog: async () => {},
+    chrome: { tabs: { update: async () => {} } },
+    CLOUDFLARE_TEMP_EMAIL_PROVIDER: 'cloudflare-temp-email',
+    completeStepFromBackground: async () => {},
+    confirmCustomVerificationStepBypassRequest: async () => ({ confirmed: true }),
+    getHotmailVerificationPollConfig: () => ({}),
+    getHotmailVerificationRequestTimestamp: () => 0,
+    getState: async () => ({}),
+    getTabId: async () => 1,
+    HOTMAIL_PROVIDER: 'hotmail-api',
+    isStopError: () => false,
+    LUCKMAIL_PROVIDER: 'luckmail-api',
+    MAIL_2925_VERIFICATION_INTERVAL_MS: 15000,
+    MAIL_2925_VERIFICATION_MAX_ATTEMPTS: 15,
+    pollCloudflareTempEmailVerificationCode: async () => ({}),
+    pollHotmailVerificationCode: async () => ({}),
+    pollLuckmailVerificationCode: async () => ({}),
+    sendToContentScript: async (_source, message) => {
+      if (message.type === 'RESEND_VERIFICATION_CODE') {
+        return { resent: true };
+      }
+      if (message.type === 'FILL_CODE') {
+        submittedCodes.push(message.payload.code);
+        return message.payload.code === '111111'
+          ? { invalidCode: true, errorText: 'Incorrect code' }
+          : { success: true };
+      }
+      return {};
+    },
+    sendToContentScriptResilient: async () => ({}),
+    sendToMailContentScriptResilient: async (_mail, message) => {
+      if (message.type !== 'POLL_EMAIL') {
+        return {};
+      }
+      pollCalls += 1;
+      pollMaxAttempts.push(message.payload.maxAttempts);
+      return pollCalls === 1
+        ? { code: '111111', emailTimestamp: 1 }
+        : { code: '222222', emailTimestamp: 2 };
+    },
+    setState: async () => {},
+    setStepStatus: async () => {},
+    sleepWithStop: async () => {},
+    throwIfStopped: () => {},
+    VERIFICATION_POLL_MAX_ROUNDS: 5,
+  });
+
+  await helpers.resolveVerificationStep(
+    8,
+    {
+      email: 'user@example.com',
+      mailProvider: '2925',
+      lastLoginCode: null,
+    },
+    { provider: '2925', label: '2925 邮箱' },
+    {
+      maxResendRequests: 0,
+      initialPollMaxAttempts: 5,
+      requestFreshCodeFirst: false,
+      filterAfterTimestamp: 123,
+      resendIntervalMs: 0,
+    }
+  );
+
+  assert.deepStrictEqual(pollMaxAttempts, [5, 15]);
+  assert.deepStrictEqual(submittedCodes, ['111111', '222222']);
+});
+
 test('verification flow keeps Hotmail request timestamp filtering on the first poll', async () => {
   const pollPayloads = [];