diff --git a/core/iframe-messaging.js b/core/iframe-messaging.js
index 8f3fdcb..4b58d10 100644
--- a/core/iframe-messaging.js
+++ b/core/iframe-messaging.js
@@ -2,9 +2,7 @@ export function getTrustedOrigin() {
     return window.location.origin;
 }
 
-export function getIframeTargetOrigin(iframe) {
-    const sandbox = iframe?.getAttribute?.('sandbox') || '';
-    if (sandbox && !sandbox.includes('allow-same-origin')) return 'null';
+export function getIframeTargetOrigin() {
     return getTrustedOrigin();
 }
 
diff --git a/index.js b/index.js
index 6496f13..f8b322b 100644
--- a/index.js
+++ b/index.js
@@ -30,7 +30,6 @@ import { initTts, cleanupTts } from "./modules/tts/tts.js";
 
 extension_settings[EXT_ID] = extension_settings[EXT_ID] || {
     enabled: true,
-    sandboxMode: false,
     recorded: { enabled: true },
     templateEditor: { enabled: true, characterBindings: {} },
     tasks: { enabled: true, globalTasks: [], processedMessages: [], character_allowed_tasks: [] },
@@ -270,7 +269,7 @@ async function waitForElement(selector, root = document, timeout = 10000) {
 
 function toggleSettingsControls(enabled) {
     const controls = [
-        'xiaobaix_sandbox', 'xiaobaix_recorded_enabled', 'xiaobaix_preview_enabled',
+        'xiaobaix_recorded_enabled', 'xiaobaix_preview_enabled',
         'scheduled_tasks_enabled', 'xiaobaix_template_enabled',
         'xiaobaix_immersive_enabled', 'xiaobaix_fourth_wall_enabled',
         'xiaobaix_audio_enabled', 'xiaobaix_variables_panel_enabled',
@@ -379,12 +378,6 @@ async function setupSettings() {
 
         if (!settings.enabled) toggleSettingsControls(false);
 
-        $("#xiaobaix_sandbox").prop("checked", settings.sandboxMode).on("change", async function () {
-            if (!isXiaobaixEnabled) return;
-            settings.sandboxMode = $(this).prop("checked");
-            saveSettingsDebounced();
-        });
-
         const moduleConfigs = [
             { id: 'xiaobaix_recorded_enabled', key: 'recorded' },
             { id: 'xiaobaix_immersive_enabled', key: 'immersive', init: initImmersiveMode },
@@ -531,7 +524,6 @@ async function setupSettings() {
             }
             ON.forEach(k => setChecked(MAP[k], true));
             OFF.forEach(k => setChecked(MAP[k], false));
-            setChecked('xiaobaix_sandbox', false);
             setChecked('xiaobaix_use_blob', false);
             setChecked('Wrapperiframe', true);
             try { saveSettingsDebounced(); } catch (e) {}
diff --git a/modules/iframe-renderer.js b/modules/iframe-renderer.js
index 63f49a5..1c650d1 100644
--- a/modules/iframe-renderer.js
+++ b/modules/iframe-renderer.js
@@ -358,10 +358,6 @@ export function renderHtmlInIframe(htmlContent, container, preElement) {
         iframe.setAttribute('scrolling', 'no');
         iframe.loading = 'eager';
         
-        if (settings.sandboxMode) {
-            iframe.setAttribute('sandbox', 'allow-scripts');
-        }
-        
         const wrapper = getOrCreateWrapper(preElement);
         wrapper.querySelectorAll('.xiaobaix-iframe').forEach(old => {
             try { old.src = 'about:blank'; } catch (e) {}
diff --git a/modules/template-editor/template-editor.js b/modules/template-editor/template-editor.js
index ceb5dfc..ca3a326 100644
--- a/modules/template-editor/template-editor.js
+++ b/modules/template-editor/template-editor.js
@@ -671,8 +671,6 @@ class IframeManager {
     static writeContentToIframe(iframe, content) {
         try {
             const html = buildWrappedHtml(content);
-            const sbox = !!(extension_settings && extension_settings[EXT_ID] && extension_settings[EXT_ID].sandboxMode);
-            if (sbox) iframe.setAttribute('sandbox', 'allow-scripts allow-modals');
             iframe.srcdoc = html;
             const probe = () => {
                 const targetOrigin = getIframeTargetOrigin(iframe);
diff --git a/settings.html b/settings.html
index 2e471de..4d76b53 100644
--- a/settings.html
+++ b/settings.html
@@ -41,10 +41,6 @@
           <div class="section-divider">渲染模式
             <hr class="sysHR" />
           </div>
-          <div class="flex-container">
-            <input type="checkbox" id="xiaobaix_sandbox" />
-            <label for="xiaobaix_sandbox">沙盒模式</label>
-          </div>
           <div class="flex-container">
             <input type="checkbox" id="xiaobaix_use_blob" />
             <label for="xiaobaix_use_blob" class="has-tooltip" data-tooltip="大型html适用">启用Blob渲染</label>
@@ -524,7 +520,6 @@
 	      storySummary: 'xiaobaix_story_summary_enabled',
 	      tts: 'xiaobaix_tts_enabled',
       storyOutline: 'xiaobaix_story_outline_enabled',
-      sandboxMode: 'xiaobaix_sandbox',
       useBlob: 'xiaobaix_use_blob',
 	      wrapperIframe: 'Wrapperiframe',
 	      renderEnabled: 'xiaobaix_render_enabled',
@@ -541,25 +536,20 @@
       if (el) { el.checked = !!enabled; try { $(el).trigger('change'); } catch (e) { } }
     }
     function captureStates() {
-      const out = { modules: {}, sandboxMode: false, useBlob: false, wrapperIframe: false, renderEnabled: true };
-      try { MODULE_KEYS.forEach(k => { out.modules[k] = !!(extension_settings[EXT_ID][k] && extension_settings[EXT_ID][k].enabled); }); } catch (e) { }
-      try { out.sandboxMode = !!extension_settings[EXT_ID].sandboxMode; } catch (e) { }
-      try { out.useBlob = !!extension_settings[EXT_ID].useBlob; } catch (e) { }
-      try { out.wrapperIframe = !!extension_settings[EXT_ID].wrapperIframe; } catch (e) { }
-      try { out.renderEnabled = extension_settings[EXT_ID].renderEnabled !== false; } catch (e) { }
+      const out = { modules: {}, useBlob: false, wrapperIframe: false, renderEnabled: true };
+      try { MODULE_KEYS.forEach(k => { out.modules[k] = !!(extension_settings[EXT_ID][k] && extension_settings[EXT_ID][k].enabled); }); } catch (e) { }
+      try { out.useBlob = !!extension_settings[EXT_ID].useBlob; } catch (e) { }
+      try { out.wrapperIframe = !!extension_settings[EXT_ID].wrapperIframe; } catch (e) { }
+      try { out.renderEnabled = extension_settings[EXT_ID].renderEnabled !== false; } catch (e) { }
       return out;
     }
     function applyStates(st) {
       if (!st) return;
       try { Object.keys(st.modules || {}).forEach(k => setModuleEnabled(k, !!st.modules[k])); } catch (e) { }
-      try {
-        extension_settings[EXT_ID].sandboxMode = !!st.sandboxMode;
-        const el = $id('xiaobaix_sandbox'); if (el) { el.checked = !!st.sandboxMode; if (window.isXiaobaixEnabled) try { $(el).trigger('change'); } catch (e) { } }
-      } catch (e) { }
-      try {
-        extension_settings[EXT_ID].useBlob = !!st.useBlob;
-        const el = $id('xiaobaix_use_blob'); if (el) { el.checked = !!st.useBlob; if (window.isXiaobaixEnabled) try { $(el).trigger('change'); } catch (e) { } }
-      } catch (e) { }
+      try {
+        extension_settings[EXT_ID].useBlob = !!st.useBlob;
+        const el = $id('xiaobaix_use_blob'); if (el) { el.checked = !!st.useBlob; if (window.isXiaobaixEnabled) try { $(el).trigger('change'); } catch (e) { } }
+      } catch (e) { }
       try {
         extension_settings[EXT_ID].wrapperIframe = !!st.wrapperIframe;
         const el = $id('Wrapperiframe'); if (el) { el.checked = !!st.wrapperIframe; if (window.isXiaobaixEnabled) try { $(el).trigger('change'); } catch (e) { } }
@@ -573,13 +563,9 @@
     function applyResetDefaults() {
       DEFAULTS_ON.forEach(k => setModuleEnabled(k, true));
       DEFAULTS_OFF.forEach(k => setModuleEnabled(k, false));
-      try {
-        extension_settings[EXT_ID].sandboxMode = false; const sb = $id(KEY_TO_CHECKBOX.sandboxMode);
-        if (sb) { sb.checked = false; try { $(sb).trigger('change'); } catch (e) { } }
-      } catch (e) { }
-      try {
-        extension_settings[EXT_ID].useBlob = false; const bl = $id(KEY_TO_CHECKBOX.useBlob);
-        if (bl) { bl.checked = false; try { $(bl).trigger('change'); } catch (e) { } }
+      try {
+        extension_settings[EXT_ID].useBlob = false; const bl = $id(KEY_TO_CHECKBOX.useBlob);
+        if (bl) { bl.checked = false; try { $(bl).trigger('change'); } catch (e) { } }
       } catch (e) { }
       try {
         extension_settings[EXT_ID].wrapperIframe = true; const wp = $id(KEY_TO_CHECKBOX.wrapperIframe);