Its always important to take all your Backup Bookmarks up from the browser. By the way my favorite browser in Mozilla Firefox and Chrome since seo specialist needed it while optimizing the website.

Here are 3 simple steps to backup bookmarks on Mozilla firefox:

1st Step: Open Mozilla Firefox >> Click on Bookmark, located on top bar >> Organize Bookmarks

2nd Step: Click Import and Backup >> Backup

3rd Step: Now Save, its simple