Hi, To export please try this: '''Bookmarks''' ('''Alt '''+ '''B''') > '''Show All Bookmarks''' and in the windows that opens click '''Import and Backup''' on the top and '''Export Bookmarks to HTML'''. To restore you would do the same except the last step would be '''Import Bookmarks from HTML'''. You can also copy the latest json file in the '''bookmarkbackups''' folder in your [http://kb.mozillazine.org/Profile_folder_-_Firefox Firefox Profile Folder] and later restore it via '''Import and Backup''' > '''Restore''' > '''Choose File...''' or put it back in the same folder after reinstalling, starting and exiting Firefox and it'll appear on the top in the '''Restore''' menu. To get back both bookmarks and history you have to backup the '''places.sqlite''' file in the [http://kb.mozillazine.org/Profile_folder_-_Firefox Firefox Profile Folder] and restore / overwrite it after reinstalling, starting and exiting Firefox. [http://kb.mozillazine.org/Profile_folder_-_Firefox Firefox Profile Folder & Files] ............................................................................................................................... Useful links: [https://support.mozilla.com/en-US/kb/Options%20window All about Tools > Options] [http://kb.mozillazine.org/About:config Going beyond Tools > Options - about:config] [http://kb.mozillazine.org/About:config_entries about:config Entries] [https://support.mozilla.com/en-US/kb/Page%20Info%20window Page Info] Tools (Alt + T) > Page Info, Right-click > View Page Info [https://support.mozilla.com/en-US/kb/Keyboard%20shortcuts Keyboard Shortcuts] [https://support.mozilla.com/en-US/kb/Viewing%20video%20in%20Firefox%20without%20a%20plugin Viewing Video without Plugins] [http://kb.mozillazine.org/Profile_folder_-_Firefox Firefox Profile Folder & Files] [https://developer.mozilla.org/en/Command_Line_Options#Browser Firefox Commands] [https://support.mozilla.com/en-US/kb/Basic%20Troubleshooting Basic Troubleshooting] [https://support.mozilla.com/en-US/kb/common-questions-after-upgrading-firefox-36 After Upgrading] [https://support.mozilla.com/en-US/kb/Safe%20Mode Safe Mode] [http://kb.mozillazine.org/Problematic_extensions Problematic Extensions] [https://support.mozilla.com/en-US/kb/Troubleshooting%20extensions%20and%20themes Troubleshooting Extensions and Themes] [https://support.mozilla.com/en-US/kb/Troubleshooting%20plugins Troubleshooting Plugins] [http://kb.mozillazine.org/Testing_plugins Testing Plugins]