Hello, It is most likely that you have hid your bookmarks bar. To unhide it, just press Ctrl+Shift+B. If not, you can try recovering your bookmarks : Restoring from Automatic Backups : Firefox automatically saves backups for up to 15 days. Click the menu button (three horizontal lines) in the top right corner. Select Bookmarks and then Manage bookmarks at the bottom. In the Library window, click the Import and Backup (arrows) button. Hover over Restore and select a date before the bookmarks were lost. Click OK in the popup. Restoring from a Manual Backup (.json or .html) If you created a backup file manually: Open the Library window (Ctrl/Cmd+Shift+O). Click Import and Backup.Choose Restore > Choose File Navigate to your backup file and select it.