[notaliberal]

Firefox / Windows 10

[b4its2late]

Drives you nuts for sure. You can remove the program too. It should show as the most recent added program in programs and features or whatever Windows 10 has. I’m still on Windows 7 at work and at home.

[Calvin Locke]

If all else fails, you can reinitialize FF. Make sure you document any particular tweaks, customizations, and add-ons/extensions you have, because they'll all go away.

Pretty sure it leaves the bookmarks alone, but might as save them.