diff --git a/package.json b/package.json
index cb7458ee..5d0bcaaf 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,8 @@
   "repository": "https://github.com/Mr-Quin/danmaku-anywhere",
   "scripts": {
     "dev:web-app": "pnpm -r -F \"./app/web\" start",
+    "dev:extension": "pnpm -r -F \"./packages/danmaku-anywhere\" dev",
+    "dev:extension:standalone": "pnpm -r -F \"./packages/danmaku-anywhere\" standalone:dev",
     "build": "pnpm -r build",
     "build:packages": "pnpm -r -F \"./packages/**\" build",
     "format": "pnpm -r -F \"./packages/**\" format",
diff --git a/packages/danmaku-anywhere/manifest.ts b/packages/danmaku-anywhere/manifest.ts
index e95a031c..cf315257 100644
--- a/packages/danmaku-anywhere/manifest.ts
+++ b/packages/danmaku-anywhere/manifest.ts
@@ -53,7 +53,7 @@ export const manifest = defineManifest({
       run_at: 'document_start',
     },
     {
-      matches: ['https://*/*', 'http://*/*'],
+      matches: ['<all_urls>'],
       js: ['src/content/player/index.ts'],
       run_at: 'document_start',
       all_frames: true,
diff --git a/packages/danmaku-anywhere/src/common/utils/utils.ts b/packages/danmaku-anywhere/src/common/utils/utils.ts
index 30dffda5..4e9e1650 100644
--- a/packages/danmaku-anywhere/src/common/utils/utils.ts
+++ b/packages/danmaku-anywhere/src/common/utils/utils.ts
@@ -122,24 +122,21 @@ export const matchWithPinyin = (inputString: string, searchString: string) => {
   return !!pinyinMatches
 }
 
+function fallbackGenerateUUID(): string {
+  const template = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'
+  return template.replace(/[xy]/g, (c) => {
+    const r = (Math.random() * 16) | 0
+    const v = c === 'x' ? r : (r & 0x3) | 0x8
+    return v.toString(16)
+  })
+}
+
 export const getRandomUUID = () => {
   try {
     return globalThis.crypto.randomUUID()
-  } catch (e) {
-    console.warn(
-      'Failed to generate UUID using crypto.randomUUID, falling back to Math.random',
-      e
-    )
+  } catch {
     // fallback to Math.random if crypto.randomUUID is not available
-    const generateUUID = (): string => {
-      const template = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'
-      return template.replace(/[xy]/g, (c) => {
-        const r = (Math.random() * 16) | 0
-        const v = c === 'x' ? r : (r & 0x3) | 0x8
-        return v.toString(16)
-      })
-    }
-    return generateUUID()
+    return fallbackGenerateUUID()
   }
 }
 
diff --git a/packages/danmaku-anywhere/src/content/player/PlayerScript.service.ts b/packages/danmaku-anywhere/src/content/player/PlayerScript.service.ts
index 11fdb383..75245d87 100644
--- a/packages/danmaku-anywhere/src/content/player/PlayerScript.service.ts
+++ b/packages/danmaku-anywhere/src/content/player/PlayerScript.service.ts
@@ -4,6 +4,7 @@ import { type ILogger, LoggerSymbol } from '@/common/Logger'
 import { createRpcServer } from '@/common/rpc/server'
 import { playerRpcClient } from '@/common/rpcClient/background/client'
 import type { PlayerRelayCommands } from '@/common/rpcClient/background/types'
+import { getRandomUUID } from '@/common/utils/utils'
 import { PlayerCommandHandler } from '@/content/player/PlayerCommandHandler.service'
 
 /**
@@ -20,7 +21,7 @@ import { PlayerCommandHandler } from '@/content/player/PlayerCommandHandler.serv
 export class PlayerScript {
   private logger: ILogger
   private frameId = -1
-  private readonly documentId = crypto.randomUUID()
+  private readonly documentId = getRandomUUID()
 
   constructor(@inject(LoggerSymbol) logger: ILogger) {
     this.logger = logger.sub('[PlayerScript]')