Every now and then a pop up comes up such as advertisements for free things or a thing comes up saying your phone has a virus download 360 security app. I got this app, avast and another. I do the scans and their are no viruses in my files or apps? However I still get these pop ups which are hard to get rid of as they cover the whole screen and make my phone vibrate. The other day I got one saying your Samsung is at serious critical risk. If you don't do something systems will fail and battery will be skuggish. What do I do?
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I think my Samsung Galaxy s3 has a virus but I can't get rid of it?!