These instructions are for Firefox. Other browsers should also be able to do this. These instructions will combine the new bookmarks with the old. Open the '''Bookmarks Manager; ''' Press the '''Alt''' or '''F10''' key to bring up the toolbar, and select '''Bookmarks. ''' Hot key is '''<Control> ''(Mac=<Command>)'' <Shift> B. ''' Once the window is open, at the top of the page, press the button labeled ''' Import and Backup. ''' Select '''Export''' '''Bookmarks To HTML, ''' and follow the prompts and save it to a '''HTML''' file. '''Copy''' the file to another computer/profile. Repeat the instructions above, BUT select '''Import Bookmarks''' '''From HTML. ''' https://support.mozilla.org/en-US/kb/restore-bookmarks-from-backup-or-move-them https://support.mozilla.org/en-US/kb/recover-lost-or-missing-bookmarks [https://support.mozilla.org/en-US/search?esab=a&w=1&q=import Mozilla search: Import] {web link}