Firefox now automatically saves open tabs when closing. *click ''Firefox button> History > Restore Previous Session'' *click ''History > Restore Previous Session'', if using the Menu Bar IMPORTANT: *You must close Firefox using ''Firefox button > Exit/Close'' (or ''File > Exit/Close'' if using the Menu Bar) for this to work properly *You must have "Remember my browsing history" selected; click ''Firrefox button > Options > Privacy'' (or ''Tools > Options > Privacy,'' if using the Menu Bar'') **See [https://support.mozilla.com/en-US/kb/Options%20window%20-%20Privacy%20panel Options window-Privacy panel] *You must not clear "Browsing History" when closing Firefox; click ''Firefox button > Options > Privacy > [X] Clear history when Firefox closes > Exceptions > [ ] Browsing History'' (or click ''Tools > Options > Privacy > [X] Clear history when Firefox closes > Exceptions > [ ] Browsing History'', if using the Menu Bar) **See [https://support.mozilla.com/en-US/kb/Clear%20Recent%20History#w_how-do-i-make-firefox-clear-my-history-automatically Clear Recent History - How do I make Firefox clear my history automatically] '''If this reply solves your problem, please click "Solved It" next to this reply when <u>signed-in</u> to the forum.''' ------------------------- 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 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]