Ironically, your PC is probably safer without McAfee on your computer. McAfee has a reputation for being slow to get signatures out for new viruses, and for not

Ironically, your PC is probably safer without McAfee on your computer. McAfee has a reputation for being slow to get signatures out for new viruses, and for not playing well with Windows OS. With good, free alternatives available, I wouldn't recommend anyone use McAfee products.