diff --git a/assets/admin/src/constants/sections/index.js b/assets/admin/src/constants/sections/index.js
index cc810972..db68965c 100644
--- a/assets/admin/src/constants/sections/index.js
+++ b/assets/admin/src/constants/sections/index.js
@@ -11,65 +11,6 @@ import { themeInfoSection } from './theme-info'
 import { docsSection } from './docs'
 import { toolsSection } from './tools'
 
-const DEMOTED_CHILDREN = {
-  'post-list': ['post-list-submit'],
-  users: [
-    'users-level',
-    'users-badge',
-    'users-invite-codes',
-    'users-sms',
-    'users-wechat',
-    'users-wechat-template',
-    'users-messages',
-    'users-ban',
-    'users-report',
-  ],
-  payment: ['payment-paid'],
-  shop: ['shop-dashboard'],
-  forum: ['forum-dashboard'],
-  extensions: [
-    'extensions-audit',
-    'extensions-push',
-    'extensions-docs-mode',
-    'extensions-security',
-    'extensions-tools',
-    'extensions-ai',
-  ],
-}
-
-const COMPAT_PAGE_ORDER = [
-  'tools-import-export',
-  'tools-backup',
-  'tools-health',
-  'tools-migration',
-  'tools-email-rollback',
-  'tools-update',
-  'theme-info-dashboard',
-  'docs-dashboard',
-  'theme-authorization',
-  'payment-paid',
-  'post-list-submit',
-  'users-level',
-  'users-badge',
-  'users-invite-codes',
-  'users-sms',
-  'users-wechat',
-  'users-wechat-template',
-  'users-messages',
-  'users-ban',
-  'users-report',
-  'extensions-docs-mode',
-  'extensions-audit',
-  'extensions-push',
-  'extensions-security',
-  'extensions-tools',
-  'extensions-ai',
-  'shop-dashboard',
-  'forum-dashboard',
-]
-
-const COMPAT_PAGE_ORDER_INDEX = new Map(COMPAT_PAGE_ORDER.map((key, index) => [key, index]))
-
 const SECTION_DEFAULT_CHILDREN = {
   global: 'global-common',
   'page-display': 'page-display-header-nav',
@@ -80,135 +21,9 @@ const SECTION_DEFAULT_CHILDREN = {
   shop: 'shop-products',
   forum: 'forum-boards',
   extensions: 'extensions-ip',
-  'tools-compat': 'tools-import-export',
-}
-
-const DEMOTED_PAGE_OVERRIDES = {
-  'post-list-submit': {
-    label: '前台投稿（兼容）',
-    title: '前台投稿（兼容）',
-    desc: '兼容保留前台投稿入口，避免其继续主导内容主线配置。',
-  },
-  'users-level': {
-    label: '用户等级（后移）',
-    title: '用户等级（后移）',
-    desc: '等级规则与权益映射后移至次级入口，用户主线优先呈现登录、功能与积分。',
-  },
-  'users-badge': {
-    label: '用户徽章（后移）',
-    title: '用户徽章（后移）',
-    desc: '徽章规则与授予条件后移至次级入口，用户主线优先呈现登录、功能与积分。',
-  },
-  'users-invite-codes': {
-    label: '邀请码运营（兼容）',
-    title: '邀请码运营（兼容）',
-    desc: '兼容保留邀请码运营入口，避免其压过登录、用户功能与签到积分主线。',
-  },
-  'users-sms': {
-    label: '短信接口（兼容）',
-    title: '短信接口（兼容）',
-    desc: '兼容保留短信供应商配置，不再作为用户主线高权重入口。',
-  },
-  'users-wechat': {
-    label: '微信通知（兼容）',
-    title: '微信通知（兼容）',
-    desc: '兼容保留微信通知配置，不再进入用户主线设置前排。',
-  },
-  'users-wechat-template': {
-    label: '微信模板消息（兼容）',
-    title: '微信模板消息（兼容）',
-    desc: '兼容保留微信模板消息入口，作为次级通信能力访问。',
-  },
-  'users-messages': {
-    label: '消息中心（兼容）',
-    title: '消息中心（兼容）',
-    desc: '兼容保留站内消息治理入口，不再主导用户主线后台路径。',
-  },
-  'users-ban': {
-    label: '禁封管理（治理兼容）',
-    title: '禁封管理（治理兼容）',
-    desc: '兼容保留禁封治理入口，避免其压过登录与用户功能配置。',
-  },
-  'users-report': {
-    label: '禁封/举报（治理兼容）',
-    title: '禁封/举报（治理兼容）',
-    desc: '兼容保留举报治理入口，作为次级治理能力访问。',
-  },
-  'payment-paid': {
-    label: '下载/付费内容（兼容）',
-    title: '下载/付费内容（兼容）',
-    desc: '兼容保留资源型下载/付费内容入口，避免资源主线继续占据支付域前排。',
-  },
-  'shop-dashboard': {
-    label: '商城概览（兼容）',
-    title: '商城概览（兼容）',
-    desc: '兼容保留商城概览页，默认主路径仍以商品与订单管理为先。',
-  },
-  'forum-dashboard': {
-    label: '论坛概览（兼容）',
-    title: '论坛概览（兼容）',
-    desc: '兼容保留论坛概览页，默认主路径仍以板块与配置管理为先。',
-  },
-  'extensions-docs-mode': {
-    label: '文档模式（兼容）',
-    title: '文档模式（兼容）',
-    desc: '兼容保留 docs mode，不再作为主线产品能力入口。',
-  },
-  'extensions-audit': {
-    label: 'API内容审核（兼容）',
-    title: 'API内容审核（兼容）',
-    desc: '兼容保留治理型审核能力，避免其影响核心内容与用户主线。',
-  },
-  'extensions-push': {
-    label: '百度推送（兼容）',
-    title: '百度推送（兼容）',
-    desc: '兼容保留搜索推送能力，不再占用主线后台入口。',
-  },
-  'extensions-security': {
-    label: '网站安全（兼容）',
-    title: '网站安全（兼容）',
-    desc: '兼容保留扩展安全能力，作为低频次级入口访问。',
-  },
-  'extensions-tools': {
-    label: '系统工具（兼容）',
-    title: '系统工具（兼容）',
-    desc: '兼容保留扩展工具中心，避免与主工具区重复争夺主路径。',
-  },
-  'extensions-ai': {
-    label: 'AI 辅助（兼容）',
-    title: 'AI 辅助（兼容）',
-    desc: '兼容保留 AI 内容辅助能力，不再进入 Zibll 主线后台路径。',
-  },
-}
-
-function withoutChildren(section, childKeys = []) {
-  if (!childKeys.length) {
-    return section
-  }
-
-  const childKeySet = new Set(childKeys)
-
-  return {
-    ...section,
-    children: (section.children || []).filter((child) => !childKeySet.has(child.key)),
-  }
-}
-
-function pickChildren(section, childKeys = []) {
-  if (!childKeys.length) {
-    return []
-  }
-
-  const childKeySet = new Set(childKeys)
-
-  return (section.children || [])
-    .filter((child) => childKeySet.has(child.key))
-    .map((child) => ({
-      ...child,
-      ...(DEMOTED_PAGE_OVERRIDES[child.key] || {}),
-      secondaryEntry: true,
-      compatSourceSection: section.key,
-    }))
+  tools: 'tools-import-export',
+  'theme-info': 'theme-info-dashboard',
+  docs: 'docs-dashboard',
 }
 
 function attachSectionDefaultRoute(section) {
@@ -225,45 +40,19 @@ function attachSectionDefaultRoute(section) {
   }
 }
 
-const primarySections = [
+export const ADMIN_SECTIONS = [
   attachSectionDefaultRoute(globalSection),
   attachSectionDefaultRoute(pageDisplaySection),
-  attachSectionDefaultRoute(withoutChildren(postListSection, DEMOTED_CHILDREN['post-list'])),
+  attachSectionDefaultRoute(postListSection),
   attachSectionDefaultRoute(permissionsSection),
-  attachSectionDefaultRoute(withoutChildren(usersSection, DEMOTED_CHILDREN.users)),
-  attachSectionDefaultRoute(withoutChildren(paymentSection, DEMOTED_CHILDREN.payment)),
-  attachSectionDefaultRoute(withoutChildren(shopSection, DEMOTED_CHILDREN.shop)),
-  attachSectionDefaultRoute(withoutChildren(forumSection, DEMOTED_CHILDREN.forum)),
-  attachSectionDefaultRoute(withoutChildren(extensionsSection, DEMOTED_CHILDREN.extensions)),
-]
-
-const compatChildren = [
-  ...(toolsSection.children || []),
-  ...(themeInfoSection.children || []),
-  ...(docsSection.children || []),
-  ...pickChildren(paymentSection, DEMOTED_CHILDREN.payment),
-  ...pickChildren(postListSection, DEMOTED_CHILDREN['post-list']),
-  ...pickChildren(usersSection, DEMOTED_CHILDREN.users),
-  ...pickChildren(extensionsSection, DEMOTED_CHILDREN.extensions),
-  ...pickChildren(shopSection, DEMOTED_CHILDREN.shop),
-  ...pickChildren(forumSection, DEMOTED_CHILDREN.forum),
-].sort((left, right) => {
-  const leftIndex = COMPAT_PAGE_ORDER_INDEX.get(left.key) ?? Number.MAX_SAFE_INTEGER
-  const rightIndex = COMPAT_PAGE_ORDER_INDEX.get(right.key) ?? Number.MAX_SAFE_INTEGER
-  return leftIndex - rightIndex
-})
-
-export const compatToolsSection = attachSectionDefaultRoute({
-  key: 'tools-compat',
-  label: '兼容&工具',
-  icon: toolsSection.icon,
-  route: '/tools',
-  children: compatChildren,
-})
-
-export const ADMIN_SECTIONS = [
-  ...primarySections,
-  compatToolsSection,
+  attachSectionDefaultRoute(usersSection),
+  attachSectionDefaultRoute(paymentSection),
+  attachSectionDefaultRoute(shopSection),
+  attachSectionDefaultRoute(forumSection),
+  attachSectionDefaultRoute(extensionsSection),
+  attachSectionDefaultRoute(toolsSection),
+  attachSectionDefaultRoute(themeInfoSection),
+  attachSectionDefaultRoute(docsSection),
 ]
 
 export function getAdminSections() {
diff --git a/assets/admin/src/constants/sections/tools.js b/assets/admin/src/constants/sections/tools.js
index 041cdd87..253abd94 100644
--- a/assets/admin/src/constants/sections/tools.js
+++ b/assets/admin/src/constants/sections/tools.js
@@ -2,7 +2,7 @@ import { renderFaIcon, customPage, schemaPage } from './helpers'
 
 export const toolsSection = {
   key: 'tools-compat',
-  label: '兼容&工具',
+  label: '工具',
   icon: renderFaIcon('fas fa-toolbox'),
   route: '/tools',
   children: [
@@ -34,15 +34,6 @@ export const toolsSection = {
       desc: '查看主题环境、数据表、邮箱验证迁移和系统诊断状态。',
       component: 'ToolsHealth',
     }),
-    customPage({
-      key: 'tools-migration',
-      name: 'ToolsMigration',
-      label: '迁移状态',
-      route: '/tools/migration',
-      title: '迁移状态',
-      desc: '查看数据库 schema 版本、设置迁移版本和迁移日志。',
-      component: 'ToolsMigration',
-    }),
     customPage({
       key: 'tools-email-rollback',
       name: 'ToolsEmailRollback',
diff --git a/assets/admin/src/pages/extensions/ExtensionTools.vue b/assets/admin/src/pages/extensions/ExtensionTools.vue
index 427f37e0..31e8515d 100644
--- a/assets/admin/src/pages/extensions/ExtensionTools.vue
+++ b/assets/admin/src/pages/extensions/ExtensionTools.vue
@@ -94,7 +94,6 @@ const healthItems = ref([
 const tools = ref([
   { key: 'import-export', icon: 'fas fa-exchange-alt', bg: '#1890ff', title: '导入导出', desc: '设置导入、导出和重置', route: '/tools/import-export' },
   { key: 'health', icon: 'fas fa-heartbeat', bg: '#52c41a', title: '健康检查', desc: '系统状态检测和诊断', route: '/tools/health' },
-  { key: 'migration', icon: 'fas fa-exchange-alt', bg: '#722ed1', title: '数据迁移', desc: '设置迁移状态和兼容性', route: '/tools/migration' },
   { key: 'email-rollback', icon: 'fas fa-undo', bg: '#fa8c16', title: '邮箱回滚', desc: '邮箱变更 14 天内回滚', route: '/tools/email-rollback' },
 ])
 
diff --git a/assets/admin/src/pages/theme/ThemeInfoPage.vue b/assets/admin/src/pages/theme/ThemeInfoPage.vue
index 3ee010f9..4438a59c 100644
--- a/assets/admin/src/pages/theme/ThemeInfoPage.vue
+++ b/assets/admin/src/pages/theme/ThemeInfoPage.vue
@@ -116,10 +116,6 @@
             <FaIcon icon="fas fa-exchange-alt" :size="16" />
             <span>导入导出</span>
           </router-link>
-          <router-link to="/tools/migration" class="aksrt-theme-info__link">
-            <FaIcon icon="fas fa-database" :size="16" />
-            <span>迁移状态</span>
-          </router-link>
         </div>
       </n-card>
     </template>
diff --git a/assets/admin/src/pages/tools/ToolsBackup.vue b/assets/admin/src/pages/tools/ToolsBackup.vue
index 489ee362..662207fa 100644
--- a/assets/admin/src/pages/tools/ToolsBackup.vue
+++ b/assets/admin/src/pages/tools/ToolsBackup.vue
@@ -7,7 +7,6 @@
       <template #actions>
         <n-space>
           <n-button quaternary @click="go('/tools/import-export')">导入导出</n-button>
-          <n-button quaternary @click="go('/tools/migration')">迁移状态</n-button>
         </n-space>
       </template>
     </PageHeader>
diff --git a/assets/admin/src/pages/tools/ToolsImportExport.vue b/assets/admin/src/pages/tools/ToolsImportExport.vue
index b9290a0f..79e91023 100644
--- a/assets/admin/src/pages/tools/ToolsImportExport.vue
+++ b/assets/admin/src/pages/tools/ToolsImportExport.vue
@@ -8,7 +8,6 @@
         <n-space>
           <n-button quaternary @click="go('/tools/backup')">数据备份</n-button>
           <n-button quaternary @click="go('/tools/health')">健康检查</n-button>
-          <n-button quaternary @click="go('/tools/migration')">迁移状态</n-button>
         </n-space>
       </template>
     </PageHeader>
diff --git a/assets/admin/src/pages/tools/ToolsUpdate.vue b/assets/admin/src/pages/tools/ToolsUpdate.vue
index a315b7b0..6057499c 100644
--- a/assets/admin/src/pages/tools/ToolsUpdate.vue
+++ b/assets/admin/src/pages/tools/ToolsUpdate.vue
@@ -87,7 +87,6 @@ const guides = [
   { key: 'docs-mode', title: '文档模式', desc: '配置文档分类与专题模板', url: '#/extensions/docs-mode' },
   { key: 'oauth', title: '第三方登录', desc: '检查 GitHub / Gitee / QQ / Google 登录', url: '#/users/oauth' },
   { key: 'backup', title: '设置快照', desc: '创建与恢复站点配置快照', url: '#/tools/backup' },
-  { key: 'migration', title: '迁移状态', desc: '确认 schema 与设置迁移版本', url: '#/tools/migration' },
   { key: 'health', title: '健康检查', desc: '查看 PHP / WP / 数据表状态', url: '#/tools/health' },
   { key: 'meilisearch', title: 'Meilisearch', desc: '配置搜索索引与同步策略', url: '#/global/search' },
   { key: 'i18n', title: '多语言翻译', desc: '检查语言切换与术语配置', url: '#/global/i18n' },
diff --git a/assets/admin/src/schema/sections/tools/index.js b/assets/admin/src/schema/sections/tools/index.js
index c4adb66b..603b9d52 100644
--- a/assets/admin/src/schema/sections/tools/index.js
+++ b/assets/admin/src/schema/sections/tools/index.js
@@ -5,14 +5,12 @@
 
 import { importExportSchema } from './import-export.js'
 import { healthSchema } from './health.js'
-import { migrationSchema } from './migration.js'
 import { emailRollbackSchema } from './email-rollback.js'
 import { backupSchema } from './backup.js'
 
 export const toolsSchemas = {
   'import-export': importExportSchema,
   health: healthSchema,
-  migration: migrationSchema,
   'email-rollback': emailRollbackSchema,
   backup: backupSchema,
 }
diff --git a/functions.php b/functions.php
index fc6ae63d..955f6ed5 100644
--- a/functions.php
+++ b/functions.php
@@ -45,11 +45,8 @@ if (!function_exists('aksrt_get_setting')) {
             return AKSRT_Settings::get_all();
         }
 
-        $legacy = get_option('aksrt_settings', array());
-        $seo    = get_option('aksrt_seo_settings', array());
-        $basic  = get_option('aksrt_basic_settings', array());
-
-        return array_merge($legacy, $seo, $basic);
+        $settings = get_option('aksrt_settings', array());
+        return is_array($settings) ? $settings : array();
     }
 
     /**
diff --git a/inc/bootstrap.php b/inc/bootstrap.php
index 124356f9..b8c1a6ec 100644
--- a/inc/bootstrap.php
+++ b/inc/bootstrap.php
@@ -121,7 +121,6 @@ require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-ext
 require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-extensions.php';
 require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-tools-import-export.php';
 require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-tools-health.php';
-require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-tools-migration.php';
 require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-tools-backup.php';
 require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-tools-email-rollback.php';
 require_once AKSRT_DIR . '/inc/classes/admin/schema/class-aksrt-admin-schema-tools.php';
@@ -168,7 +167,6 @@ require_once AKSRT_DIR . '/inc/classes/class-aksrt-meilisearch.php';
 require_once AKSRT_DIR . '/inc/classes/class-aksrt-update-checker.php';
 require_once AKSRT_DIR . '/inc/classes/class-aksrt-category-rewrite.php';
 require_once AKSRT_DIR . '/inc/classes/admin/class-aksrt-admin-message-controller.php';
-require_once AKSRT_DIR . '/inc/classes/class-aksrt-settings-migration.php';
 
 require_once AKSRT_DIR . '/inc/classes/class-aksrt-admin.php';
 require_once AKSRT_DIR . '/inc/classes/auth/class-aksrt-auth-email-verification.php';
@@ -422,8 +420,5 @@ add_action('aksrt_email_verification_backfill_batch', function ($offset = 0) {
 // 仅在后台上下文执行，前台不触发。
 // ============================================================
 add_action('admin_init', function () {
-	if (class_exists('AKSRT_Settings_Migration')) {
-		AKSRT_Settings_Migration::get_instance()->maybe_migrate();
-	}
 }, 5);
 
diff --git a/inc/classes/admin/import-export-traits/trait-aksrt-admin-import-export-controller-part-1.php b/inc/classes/admin/import-export-traits/trait-aksrt-admin-import-export-controller-part-1.php
index da3be079..bc9b4a00 100644
--- a/inc/classes/admin/import-export-traits/trait-aksrt-admin-import-export-controller-part-1.php
+++ b/inc/classes/admin/import-export-traits/trait-aksrt-admin-import-export-controller-part-1.php
@@ -4,14 +4,13 @@ defined('ABSPATH') || exit;
 trait AKSRT_Admin_Import_Export_Controller_Part_1 {
 
     public function rest_migration_status(WP_REST_Request $request): WP_REST_Response {
-        $schema_version = get_option('aksrt_db_schema_version', '0.0.0');
-        $migration = class_exists('AKSRT_Settings_Migration') ? AKSRT_Settings_Migration::get_instance() : null;
-        $migration_log = $migration ? $migration->get_log() : get_option('aksrt_settings_migration_log', []);
-
+        // Settings migration UI/runtime has been removed. Keep the route for old SPA chunks
+        // until the next full admin rebuild, but return an empty retired payload.
         return $this->success([
-            'schema_version' => $schema_version,
-            'migration_version' => $migration ? $migration->get_version() : get_option('aksrt_settings_migration_version', '0.0.0'),
-            'migration_log'  => is_array($migration_log) ? $migration_log : [],
+            'schema_version' => get_option('aksrt_db_schema_version', '0.0.0'),
+            'migration_version' => 'retired',
+            'migration_log'  => [],
+            'retired' => true,
         ]);
     }
 
diff --git a/inc/classes/admin/schema/class-aksrt-admin-schema-tools.php b/inc/classes/admin/schema/class-aksrt-admin-schema-tools.php
index 363ed30f..33482fe4 100644
--- a/inc/classes/admin/schema/class-aksrt-admin-schema-tools.php
+++ b/inc/classes/admin/schema/class-aksrt-admin-schema-tools.php
@@ -16,7 +16,6 @@ class AKSRT_Admin_Schema_Tools {
             'sections' => [
                 'import-export'  => AKSRT_Admin_Schema_Tools_Import_Export::build(),
                 'health'         => AKSRT_Admin_Schema_Tools_Health::build(),
-                'migration'      => AKSRT_Admin_Schema_Tools_Migration::build(),
                 'backup'         => AKSRT_Admin_Schema_Tools_Backup::build(),
                 'email-rollback' => AKSRT_Admin_Schema_Tools_Email_Rollback::build(),
             ],
diff --git a/inc/classes/class-aksrt-settings.php b/inc/classes/class-aksrt-settings.php
index 3ac114b3..35a5c730 100644
--- a/inc/classes/class-aksrt-settings.php
+++ b/inc/classes/class-aksrt-settings.php
@@ -222,28 +222,7 @@ class AKSRT_Settings {
     /** 获取Favicon URL */
     public static function custom_favicon_url(): string {
         $favicon = (string) self::get_value('site_favicon', '');
-        if ($favicon !== '') {
-            return $favicon;
-        }
-
-        // zibll 别名回退
-        $zibll = trim((string) get_option('favicon', ''));
-        if ($zibll !== '') {
-            return $zibll;
-        }
-
-        // zibll iconpng 别名回退
-        $iconpng = trim((string) get_option('iconpng', ''));
-        if ($iconpng !== '') {
-            return $iconpng;
-        }
-
-        $theme_mod = trim((string) get_theme_mod('aksrt_favicon', ''));
-        if ($theme_mod !== '') {
-            return $theme_mod;
-        }
-
-        return '';
+        return $favicon !== '' ? $favicon : '';
     }
 
     public static function favicon_url(): string {