Should I start being suspicious of this anti virus software?

bleeding roses asked:
I own Mcafee anti virus software and I had it since September. I downloaded items but Mcafee never detects a virus so I thought it was strange since every download I ever made was safe. Another reason is that their site adviser says certain website is green when it should be red. [...]

How do I stop pop ups especially about downloading anti virus software?

AP asked: I have McAfee anti virus software but I still get a lot of pop ups especially about downloading anti virus softare and I want to know how to make it stop.