diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5344746..b3fe625 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## 4.1.1
 
+- 新增：直播页 默认网页全屏播放
 - 更新：收录更多AI机器人
 - 更新：播放页 右栏净化
 
diff --git a/src/modules/rules/live/groups/basic.ts b/src/modules/rules/live/groups/basic.ts
index 553cf99..b320ca8 100644
--- a/src/modules/rules/live/groups/basic.ts
+++ b/src/modules/rules/live/groups/basic.ts
@@ -1,5 +1,6 @@
 import { unsafeWindow } from '$'
 import { Item } from '@/types/item'
+import { waitForBody } from '@/utils/init'
 import { error } from '@/utils/logger'
 
 export const liveBasicItems: Item[] = [
@@ -22,7 +23,7 @@ export const liveBasicItems: Item[] = [
     {
         type: 'switch',
         id: 'activity-live-auto-jump',
-        name: '活动直播页 自动跳转普通直播 (实验功能)',
+        name: '活动直播自动跳转普通直播 (实验功能)',
         noStyle: true,
         enableFn: async () => {
             let cnt = 0
@@ -39,6 +40,37 @@ export const liveBasicItems: Item[] = [
         },
         enableFnRunAt: 'document-end',
     },
+    {
+        type: 'switch',
+        id: 'live-page-default-webscreen',
+        name: '默认网页全屏播放 (实验功能)',
+        noStyle: true,
+        enableFn: async () => {
+            waitForBody().then(() => {
+                document.body.classList.add('player-full-win')
+                document.body.classList.add('over-hidden')
+            })
+            document.addEventListener('DOMContentLoaded', () => {
+                let cnt = 0
+                const id = setInterval(() => {
+                    const player = unsafeWindow.EmbedPlayer?.instance || unsafeWindow.livePlayer
+                    if (player) {
+                        requestAnimationFrame(() => {
+                            document.body.classList.remove('player-full-win')
+                            document.body.classList.remove('over-hidden')
+                            player.setFullscreenStatus(1)
+                        })
+                        clearInterval(id)
+                    } else {
+                        cnt++
+                        if (cnt > 10) {
+                            clearInterval(id)
+                        }
+                    }
+                }, 1000)
+            })
+        },
+    },
     {
         type: 'switch',
         id: 'auto-best-quality',
diff --git a/src/types/global.d.ts b/src/types/global.d.ts
index fab3c49..7a73e3f 100644
--- a/src/types/global.d.ts
+++ b/src/types/global.d.ts
@@ -17,6 +17,7 @@ export declare global {
                     }[]
                 }
                 switchQuality?: function
+                setFullscreenStatus?: function
             }
         }
         livePlayer?: {
@@ -28,6 +29,7 @@ export declare global {
                 }[]
             }
             switchQuality?: function
+            setFullscreenStatus?: function
         }
     }
 }
diff --git a/src/utils/init.ts b/src/utils/init.ts
index 87d704a..359dd16 100644
--- a/src/utils/init.ts
+++ b/src/utils/init.ts
@@ -3,6 +3,7 @@ export const waitForHead = () => {
     return new Promise<void>((resolve) => {
         if (document.head) {
             resolve()
+            return
         }
         const observer = new MutationObserver(() => {
             if (document.head) {
@@ -19,6 +20,7 @@ export const waitForBody = () => {
     return new Promise<void>((resolve) => {
         if (document.body) {
             resolve()
+            return
         }
         const observer = new MutationObserver(() => {
             if (document.body) {