diff --git a/src/constants/app.ts b/src/constants/app.ts
index b8aafc4f6..046893ead 100644
--- a/src/constants/app.ts
+++ b/src/constants/app.ts
@@ -4,6 +4,9 @@ export const GLOBAL_HEADER_MENU_ID = '__GLOBAL_HEADER_MENU__';
 
 export const GLOBAL_SIDER_MENU_ID = '__GLOBAL_SIDER_MENU__';
 
+/** Wheel speed ratio for horizontal scrolling on the global tab bar. <1 slower, >1 faster */
+export const GLOBAL_TAB_WHEEL_SPEED_RATIO = 0.3;
+
 export const themeSchemaRecord: Record<UnionKey.ThemeScheme, App.I18n.I18nKey> = {
   light: 'theme.appearance.themeSchema.light',
   dark: 'theme.appearance.themeSchema.dark',
diff --git a/src/layouts/modules/global-tab/index.vue b/src/layouts/modules/global-tab/index.vue
index 5e3c92dc3..c97960512 100644
--- a/src/layouts/modules/global-tab/index.vue
+++ b/src/layouts/modules/global-tab/index.vue
@@ -7,6 +7,7 @@ import { useAppStore } from '@/store/modules/app';
 import { useThemeStore } from '@/store/modules/theme';
 import { useTabStore } from '@/store/modules/tab';
 import { isPC } from '@/utils/agent';
+import { GLOBAL_TAB_WHEEL_SPEED_RATIO } from '@/constants/app';
 import BetterScroll from '@/components/custom/better-scroll.vue';
 import ContextMenu from './context-menu.vue';
 
@@ -71,6 +72,17 @@ function scrollByClientX(clientX: number) {
   }
 }
 
+// Convert vertical wheel delta into horizontal tab scroll
+function handleWheel(e: WheelEvent) {
+  const bs = bsScroll.value?.instance;
+  if (!bs) return;
+  // Do not intercept when there is no horizontal scroll space, keep native vertical scrolling
+  if (bs.maxScrollX === 0) return;
+  e.preventDefault();
+  // deltaY > 0 (scroll down) -> tabs slide left; deltaY < 0 (scroll up) -> tabs slide right
+  bs.scrollBy(-e.deltaY * GLOBAL_TAB_WHEEL_SPEED_RATIO, 0, 0);
+}
+
 function getContextMenuDisabledKeys(tabId: string) {
   const disabledKeys: App.Global.DropdownKey[] = [];
 
@@ -186,7 +198,7 @@ init();
 
 <template>
   <DarkModeContainer class="size-full flex-y-center px-16px shadow-tab">
-    <div ref="bsWrapper" class="h-full flex-1-hidden">
+    <div ref="bsWrapper" class="h-full flex-1-hidden" @wheel="handleWheel">
       <BetterScroll ref="bsScroll" :options="{ scrollX: true, scrollY: false, click: !isPCFlag }" @click="removeFocus">
         <div
           ref="tabRef"