You may also need to manually change some Windows file associations or icons, even after setting a new default browser, as reported here. Revo uninstaller) since these tools can sometimes do more harm than good! Also avoid using 3rd party uninstallers (e.g.
Note: Registry editing is a potentially hazardous undertaking.
Normally, these extra entries are harmless and it is not necessary to remove them. The Firefox uninstall will leave behind some Windows registry entries.