chrome extension manifest V3 無法載入 background.js
- 問題:chrome extension 官方的 getstarted,在 Manifest V3 跑不起來
- 文件:Getting started - Chrome Developers
- Step-by-step instructions on how to create a Chrome Extension.
- Updated on Wednesday, November 18, 2020
- 遇到的錯誤:
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2background.js not working
chrome.storage.sync.set undefined
處理方式
確認 Chrome 更新到 88
Manifest V3 is available beginning with Chrome 88
處理無法載入 background.js 的情況
原本的範例:
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2
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4"background": {
"scripts": ["background.js"],
"persistent": false
},改寫成:
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3"background": {
"service_worker": "background.js"
},Replace background.page or background.scripts with background.service_worker in manifest.json. Note that the service_worker field takes a string, not an array of strings.
Remove background.persistent from manifest.json.
驗證
- 出現下面框起來的這行代表有成功