搜尋 Mozilla 技術支援網站

防止技術支援詐騙。我們絕對不會要求您撥打電話或發送簡訊,或是提供個人資訊。請用「回報濫用」功能回報可疑的行為。

了解更多

I cannot locate Bookmarks sidebar autohide in Quantum 57.0 64-bit.

more options

A very useful tool in previous versions. Am I just being stupid/blind?

A very useful tool in previous versions. Am I just being stupid/blind?

所有回覆 (1)

more options

I don't think that type of extension is available for Firefox 57.