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Firefox Add-Ons wont install and I cannot restore to default

已張貼

Whenever I Install Add-Ons they wont install. They are stuck on downloading and normally It only takes 10 seconds. I also can't restore firefox to default because when I click Restore in Options it won't work. Any help :(

Whenever I Install Add-Ons they wont install. They are stuck on downloading and normally It only takes 10 seconds. I also can't restore firefox to default because when I click Restore in Options it won't work. Any help :(

額外的系統細節

已安裝的外掛程式

  • Adobe PDF Plug-In For Firefox and Netscape "9.5.5"
  • Version 5.41.2.0
  • Google Update
  • The plugin allows you to have a better experience with Microsoft SharePoint
  • The plugin allows you to have a better experience with Microsoft Lync
  • Shockwave Flash 18.0 r0
  • Adobe Shockwave for Director Netscape plug-in, version 12.1.6.156
  • 5.1.40416.0
  • Unity Player 5.0.3f2
  • NPWLPG

應用程式

  • User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Firefox/38.0

更多資訊

guigs 1072 個解決方法 11697 個答案

選擇的解決方法

Please first try these troubleshooting steps: *[https://support.mozilla.org/en-US/kb/unable-install-add-ons-extensions-or-themes]