+ 0 Votes May be another issue tmalo627 5 years ago Is there some other software on your PC that you can uninstall successfully, or is it just Mozilla that is giving you the problem? + 0 Votes RE: Odd that you consider Firefox "crappy"... sspara 5 years ago Yes it is odd, I used to love Firefox and I lament IE but lately with the new releases of Firefox it has been constantly crashing and having problems with plug-ins and I have just had it. I switched to Google's new browser "Chrome". I just want to delete Firefox and it won't go away, it's like a bad virus or spyware or something. + 0 Votes Try Safe Mode...... ThumbsUp2 5 years ago If Firefox is set as your default browser, it may not let you uninstall while the system is running in normal mode. Try booting to safe mode and then uninstall it. + 0 Votes Odd that you consider Firefox "crappy" ... OldER Mycroft Updated - 5 years ago That makes me wonder if perhaps you have some malware infection that is manifesting itself within Firefox to make you think that Firefox is, indeed crappy. Because Firefox is usually the escape route when users discover how sh|tty IE is. As the previous poster mentioned - can you successfully uninstall ANYTHING ?