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

can't change default search engine

  • 2 回覆
  • 191 有這個問題
  • 16 次檢視
  • 最近回覆由 cor-el

more options

I try to change the default search engine in the search bar (to Google) by following your instructions, including by deleting all the other available options, but every time I re-open Firefox, all the other search engines have re-appeared and the default engine is Yahoo, not Google.

I try to change the default search engine in the search bar (to Google) by following your instructions, including by deleting all the other available options, but every time I re-open Firefox, all the other search engines have re-appeared and the default engine is Yahoo, not Google.

所有回覆 (2)

more options
more options

Start Firefox in Safe Mode to check if one of the extensions (Firefox/Tools > Add-ons > Extensions) or if hardware acceleration is causing the problem (switch to the DEFAULT theme: Firefox/Tools > Add-ons > Appearance).

  • Do not click the Reset button on the Safe mode start window or otherwise make changes.

If you do not keep changes after a restart then see: