Virus??
The screen on my Mac desktop repeatedly returns to a previous screen without being prompted. Does this mean that it has a virus?
iMac 21.5", OS X 10.11
The screen on my Mac desktop repeatedly returns to a previous screen without being prompted. Does this mean that it has a virus?
iMac 21.5", OS X 10.11
No. There are no virus that can affect a Mac.
Try download and run EtreCheck and publishing the report here.
https://itunes.apple.com/us/app/etrecheck/id1423715984?mt=12
Use this button to add the report:
Virus??