Browser Bookmark (Favorites) Duplicate Removal Feature

[noctzero]

When importing bookmarks, the ability to remove duplicates or create new bookmark folders is essential. Edge excels in this area—consider optimizing based on Edge's implementation. During browser favorites import, users should have the option to merge existing folders or create new ones.

[Jon]

Thanks for submitting an idea to the Mozilla Connect community! Your idea is now open to votes (aka kudos) and comments.

[igorlogius]

@noctzero 

This might help you in the meantime 

https://addons.mozilla.org/en-US/firefox/addon/bookmark-dupes