diff --git a/background.js b/background.js
index eb23563..7297909 100644
--- a/background.js
+++ b/background.js
@@ -450,7 +450,7 @@ function normalizeRunCount(value) {
   if (!Number.isFinite(numeric)) {
     return 1;
   }
-  return Math.min(50, Math.max(1, Math.floor(numeric)));
+  return Math.max(1, Math.floor(numeric));
 }
 
 function normalizeAutoRunTimerKind(value = '') {
diff --git a/sidepanel/sidepanel.html b/sidepanel/sidepanel.html
index c8f4b05..6b75d35 100644
--- a/sidepanel/sidepanel.html
+++ b/sidepanel/sidepanel.html
@@ -36,7 +36,7 @@
       <div class="run-group">
         <button id="btn-contribution-mode" class="btn btn-outline btn-sm btn-contribution-mode" type="button"
           aria-pressed="false" title="进入贡献模式并打开上传页">贡献/使用</button>
-        <input type="number" id="input-run-count" class="run-count-input" value="1" min="1" max="50" title="运行次数" />
+        <input type="number" id="input-run-count" class="run-count-input" value="1" min="1" title="运行次数" />
         <button id="btn-auto-run" class="btn btn-success" title="自动执行全部步骤">
           <svg width="14" height="14" viewBox="0 0 24 24" fill="currentColor">
             <polygon points="5 3 19 12 5 21 5 3" />
diff --git a/sidepanel/sidepanel.js b/sidepanel/sidepanel.js
index 6c497fa..37a6d3e 100644
--- a/sidepanel/sidepanel.js
+++ b/sidepanel/sidepanel.js
@@ -249,8 +249,7 @@ const DEFAULT_MAIL_2925_MODE = MAIL_2925_MODE_PROVIDE;
 const AUTO_SKIP_FAILURES_PROMPT_DISMISSED_STORAGE_KEY = 'multipage-auto-skip-failures-prompt-dismissed';
 const AUTO_RUN_FALLBACK_RISK_PROMPT_DISMISSED_STORAGE_KEY = 'multipage-auto-run-fallback-risk-prompt-dismissed';
 const CONTRIBUTION_CONTENT_PROMPT_DISMISSED_VERSION_STORAGE_KEY = 'multipage-contribution-content-prompt-dismissed-version';
-const AUTO_RUN_FALLBACK_RISK_WARNING_MIN_RUNS = 15;
-const AUTO_RUN_FALLBACK_RISK_RECOMMENDED_THREAD_INTERVAL_MINUTES = 5;
+const AUTO_RUN_FALLBACK_RISK_WARNING_MIN_RUNS = 3;
 const HOTMAIL_SERVICE_MODE_REMOTE = 'remote';
 const HOTMAIL_SERVICE_MODE_LOCAL = 'local';
 const ICLOUD_PROVIDER = 'icloud';
@@ -897,14 +896,10 @@ async function openAutoSkipFailuresConfirmModal() {
   };
 }
 
-async function openAutoRunFallbackRiskConfirmModal(totalRuns, fallbackThreadIntervalMinutes) {
-  const intervalLabel = Number.isFinite(fallbackThreadIntervalMinutes)
-    ? `${fallbackThreadIntervalMinutes} 分钟`
-    : '未设置';
-
+async function openAutoRunFallbackRiskConfirmModal(totalRuns) {
   const result = await openConfirmModalWithOption({
     title: '自动运行风险提醒',
-    message: `当前设置为 ${totalRuns} 轮自动化，已开启自动重试，线程间隔为 ${intervalLabel}。轮数过多时，可能会因为 IP 短时间注册过多而集中失败。建议控制在 ${AUTO_RUN_FALLBACK_RISK_WARNING_MIN_RUNS} 轮以下，并将线程间隔设置在 ${AUTO_RUN_FALLBACK_RISK_RECOMMENDED_THREAD_INTERVAL_MINUTES} 分钟以上。是否继续？`,
+    message: `当前轮数已经不适合单节点情况，请确保已经配置并打开节点轮询功能（若没有配置，请点击贡献/使用按钮，根据网页中使用教程进行配置），避免连续使用一个节点注册，导致出现手机号验证。`,
     confirmLabel: '继续',
   });
 
@@ -1179,7 +1174,7 @@ function formatAutoStepDelayInputValue(value) {
 }
 
 function getRunCountValue() {
-  return Math.min(50, Math.max(1, parseInt(inputRunCount.value, 10) || 1));
+  return Math.max(1, parseInt(inputRunCount.value, 10) || 1);
 }
 
 function updateFallbackThreadIntervalInputState() {
@@ -3853,7 +3848,7 @@ async function startAutoRunFromCurrentSettings() {
 
   if (shouldWarnAutoRunFallbackRisk(totalRuns, autoRunSkipFailures)
     && !isAutoRunFallbackRiskPromptDismissed()) {
-    const result = await openAutoRunFallbackRiskConfirmModal(totalRuns, fallbackThreadIntervalMinutes);
+    const result = await openAutoRunFallbackRiskConfirmModal(totalRuns);
     if (!result.confirmed) {
       return false;
     }
diff --git a/tests/run-count-unlimited.test.js b/tests/run-count-unlimited.test.js
new file mode 100644
index 0000000..ccfc81b
--- /dev/null
+++ b/tests/run-count-unlimited.test.js
@@ -0,0 +1,93 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+function extractFunction(source, name) {
+  const markers = [`async function ${name}(`, `function ${name}(`];
+  const start = markers
+    .map((marker) => source.indexOf(marker))
+    .find((index) => index >= 0);
+  if (start < 0) {
+    throw new Error(`missing function ${name}`);
+  }
+
+  let parenDepth = 0;
+  let signatureEnded = false;
+  let braceStart = -1;
+  for (let i = start; i < source.length; i += 1) {
+    const ch = source[i];
+    if (ch === '(') {
+      parenDepth += 1;
+    } else if (ch === ')') {
+      parenDepth -= 1;
+      if (parenDepth === 0) {
+        signatureEnded = true;
+      }
+    } else if (ch === '{' && signatureEnded) {
+      braceStart = i;
+      break;
+    }
+  }
+  if (braceStart < 0) {
+    throw new Error(`missing body for function ${name}`);
+  }
+
+  let depth = 0;
+  let end = braceStart;
+  for (; end < source.length; end += 1) {
+    const ch = source[end];
+    if (ch === '{') depth += 1;
+    if (ch === '}') {
+      depth -= 1;
+      if (depth === 0) {
+        end += 1;
+        break;
+      }
+    }
+  }
+
+  return source.slice(start, end);
+}
+
+test('sidepanel run count input no longer hardcodes max=50', () => {
+  const html = fs.readFileSync('sidepanel/sidepanel.html', 'utf8');
+  const inputTag = html.match(/<input type="number" id="input-run-count"[^>]+>/);
+
+  assert.ok(inputTag, 'run count input should exist');
+  assert.doesNotMatch(inputTag[0], /\smax="50"/);
+});
+
+test('sidepanel getRunCountValue no longer clamps run count to 50', () => {
+  const source = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
+  const bundle = extractFunction(source, 'getRunCountValue');
+
+  const api = new Function(`
+const inputRunCount = { value: '88' };
+${bundle}
+return {
+  getRunCountValue,
+  setValue(value) {
+    inputRunCount.value = value;
+  },
+};
+`)();
+
+  assert.equal(api.getRunCountValue(), 88);
+  api.setValue('0');
+  assert.equal(api.getRunCountValue(), 1);
+});
+
+test('background normalizeRunCount no longer clamps values to 50', () => {
+  const source = fs.readFileSync('background.js', 'utf8');
+  const bundle = extractFunction(source, 'normalizeRunCount');
+
+  const api = new Function(`
+${bundle}
+return { normalizeRunCount };
+`)();
+
+  assert.equal(api.normalizeRunCount(88), 88);
+  assert.equal(api.normalizeRunCount('120'), 120);
+  assert.equal(api.normalizeRunCount(0), 1);
+  assert.equal(api.normalizeRunCount('bad'), 1);
+});
diff --git a/tests/sidepanel-auto-run-risk-warning.test.js b/tests/sidepanel-auto-run-risk-warning.test.js
new file mode 100644
index 0000000..5a7ba4a
--- /dev/null
+++ b/tests/sidepanel-auto-run-risk-warning.test.js
@@ -0,0 +1,96 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+const source = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
+
+function extractFunction(name) {
+  const markers = [`async function ${name}(`, `function ${name}(`];
+  const start = markers
+    .map((marker) => source.indexOf(marker))
+    .find((index) => index >= 0);
+  if (start < 0) {
+    throw new Error(`missing function ${name}`);
+  }
+
+  let parenDepth = 0;
+  let signatureEnded = false;
+  let braceStart = -1;
+  for (let i = start; i < source.length; i += 1) {
+    const ch = source[i];
+    if (ch === '(') {
+      parenDepth += 1;
+    } else if (ch === ')') {
+      parenDepth -= 1;
+      if (parenDepth === 0) {
+        signatureEnded = true;
+      }
+    } else if (ch === '{' && signatureEnded) {
+      braceStart = i;
+      break;
+    }
+  }
+  if (braceStart < 0) {
+    throw new Error(`missing body for function ${name}`);
+  }
+
+  let depth = 0;
+  let end = braceStart;
+  for (; end < source.length; end += 1) {
+    const ch = source[end];
+    if (ch === '{') depth += 1;
+    if (ch === '}') {
+      depth -= 1;
+      if (depth === 0) {
+        end += 1;
+        break;
+      }
+    }
+  }
+
+  return source.slice(start, end);
+}
+
+test('auto-run fallback risk warning starts at 3 runs', () => {
+  const bundle = extractFunction('shouldWarnAutoRunFallbackRisk');
+
+  const api = new Function(`
+const AUTO_RUN_FALLBACK_RISK_WARNING_MIN_RUNS = 3;
+${bundle}
+return { shouldWarnAutoRunFallbackRisk };
+`)();
+
+  assert.equal(api.shouldWarnAutoRunFallbackRisk(2, false), false);
+  assert.equal(api.shouldWarnAutoRunFallbackRisk(3, false), true);
+  assert.equal(api.shouldWarnAutoRunFallbackRisk(10, true), true);
+});
+
+test('auto-run fallback risk modal uses the single-node warning copy', async () => {
+  const bundle = extractFunction('openAutoRunFallbackRiskConfirmModal');
+
+  const api = new Function(`
+let capturedOptions = null;
+async function openConfirmModalWithOption(options) {
+  capturedOptions = options;
+  return { confirmed: true, optionChecked: false };
+}
+${bundle}
+return {
+  openAutoRunFallbackRiskConfirmModal,
+  getCapturedOptions() {
+    return capturedOptions;
+  },
+};
+`)();
+
+  const result = await api.openAutoRunFallbackRiskConfirmModal(3);
+  const options = api.getCapturedOptions();
+
+  assert.deepStrictEqual(result, { confirmed: true, dismissPrompt: false });
+  assert.equal(options.title, '自动运行风险提醒');
+  assert.equal(
+    options.message,
+    '当前轮数已经不适合单节点情况，请确保已经配置并打开节点轮询功能（若没有配置，请点击贡献/使用按钮，根据网页中使用教程进行配置），避免连续使用一个节点注册，导致出现手机号验证。'
+  );
+  assert.equal(options.confirmLabel, '继续');
+});