

Seeing programs you did not download: If you see new icons on your desktop for applications that you did not download, you have a potential unwanted program (PUP) infection on your hands.If your Mac is slowing down and you see no reason for this happening, there is a possibility that you have unknowingly installed malware on your system. Unexpected slowdown: This is a huge tell-tale sign.

Pop-up ads will show up on screen, even when you are not browsing the internet.
#My mac is infected windows
One of the reasons for panic or shock is that many Mac users still believe their machines are more secure than Windows and the chances of an infection getting through are few and far between. What do you do? There’s no need to hit the panic button, but many Mac users do. You find yourself surprised that your Mac has a virus.
