由开发者 Scripter1 做的回复
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ALL YouTube Downloader application is not installed.
that's all
This addon require ALL YouTube Downloader application to work as described in addon description.
请选择一个原因:
创建您自已的收藏集,您必须一个 Mozilla 附加组件账户。
或者登录您已有的账户
ALL YouTube Downloader application is not installed.
that's all
This addon require ALL YouTube Downloader application to work as described in addon description.
创建您自已的收藏集,您必须一个 Mozilla 附加组件账户。
或者登录您已有的账户