When Firefox Isn't Working Right, and Reinstalling Doesn't Fix It, Here's How To Delete the Profile Instead To Start Fresh

Is Firefox acting up, but other browsers work fine? The problem might be your profile. Here’s how to delete and start fresh safely without losing your bookmarks.

If Firefox suddenly stops playing nice, like when YouTube won’t load, but works fine in other browsers, you might assume it’s time to uninstall and reinstall. The best first option is to remove and reinstall Firefox. If that doesn’t work, the problem might be your Firefox profile, not Firefox itself. Here’s how I figured that out, what steps I took, and how you can fix it.