Firefox has messed up my computer, does not open and will not be uninstalled. Tell me how to get rid. I've tried numerous options.

Question

Nightmare and I've had enough. Throws up an error message EXCOM won't load. Cannot uninstall firefox in any way. Not from control panel , nor from helper.exe nor any other approach including cc cleaner uninstall. Firefox get your act together! This is no longer a viable browser more like a nasty virus.

Answer 1

Did you get the installer from Mozilla.org? If not, it could be altered.
'''[http://www.mozilla.org/en-US/firefox/all/ Download Firefox Full Installer For All languages And Systems]''' {web link}
Save the file. Then;
Using your file browser, open the Programs folder on your computer.
'''Windows:''' C:\Program Files
C:\Program Files (x86)
'''Mac:''' Open the "Applications" folder.
'''Linux:''' Check your user manual.
Look for, and rename any Mozilla and Firefox folders by adding '''.old''' to them.
Now run the full installer.
'''[https://support.mozilla.org/en-US/kb/uninstall-firefox-from-your-computer Uninstall Firefox from your computer]''' {web link}