Click on Extensions, Appearance or Plugins in the left margin of the Add-ons Manager display/tab. *It is trying to load the "Get Add-ons" information from the web server *There is possibly a minor glitch in loading the "Get Add-ons" option, but it is so minor that the developers have discussed and decided that no update for that minor item will be done, at this time *If you want new add-ons, go to the following link and use the search box on the page: https://addons.mozilla.org/en-US/firefox/ '''If this reply solves your problem, please click "Solved It" next to this reply when <u>signed-in</u> to the forum.''' --------------------------- Does not relate to your question, but... You have multiple old Java Console extensions that Java did not clean-up during updates (Add-ons > Extensions>. You can '''''manually''''' remove them, '''''if you do not do Java development work''''': *http://kb.mozillazine.org/Java#Multiple_Java_Console_extensions ------------------------- Not related to your question, but... You need to update some plug-ins: *Plug-in check: https://www-trunk.stage.mozilla.com/en-US/plugincheck/ *Adobe Shockwave for Director Netscape plug-in: [https://support.mozilla.com/en-US/kb/Using%20the%20Shockwave%20plugin%20with%20Firefox#w_installing-shockwave Installing ('''''or Updating''''') the Shockwave plugin with Firefox] *Adobe PDF Plug-In For Firefox and Netscape: [https://support.mozilla.com/en-US/kb/Using%20the%20Adobe%20Reader%20plugin%20with%20Firefox#w_installing-and-updating-adobe-reader Installing/Updating Adobe Reader in Firefox] *Shockwave Flash (Adobe Flash or Flash): [https://support.mozilla.com/en-US/kb/Managing%20the%20Flash%20plugin#w_updating-flash Updating Flash in Firefox] *Next Generation Java Plug-in for Mozilla browsers: [https://support.mozilla.com/en-US/kb/Using%20the%20Java%20plugin%20with%20Firefox#w_installing-or-updating-java Installing or Updating Java in Firefox]