This page walks you through migrating bookmarks to a new device on Firefox.
How to Transfer a Bookmark on Firefox
I. First, click on the Menu and then click on Library. Next, click Bookmarks, then click Show All Bookmarks.
2. Click Import and Backup, and click Backup. Next, save the file to somewhere safe, such as a thumb drive, network drive, or OneDrive folder.
3. On the new device repeat step one, and on step two select Restore and Choose File.
4. Choose the bookmark you just transferred.
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