To restore missing Firefox bookmarks, follow the steps given below: ? Open Firefox and select ‘bookmarks’ and choose ‘organize bookmarks’. ? Now select ‘import and backup’ and click ‘restore’ then ‘choose file’. ? Browse to the following folders. Follow these steps and you will be able to restore the missing bookmarks. For any technical help you can contact Firefox technical support number to avail aid from skilled professionals who are experts in the field of Firefox.