Do the following to import it successfully:
In Microsoft Edge, click on the Favorites icon (star) in the top right corner.If you created a Favorites backup in the Chromium-based Microsoft Edge, do this to get it back: Now that you have it, here are 3 ways to import the Microsoft Edge Favorites/Bookmarks file: 1. The next best scenario includes you creating a manual backup of bookmarks beforehand.
Recover Microsoft Edge Favorites file by importing This is a quick and easy way to restore Microsoft Edge favorites to their original state. Restore the previous Favorites file version