Suspicious pop-up or browser warning
A scary pop-up, a fake virus alert, or your browser warning about a site.
Let's deal with that warning safely
Most alarming pop-ups are scams designed to scare you. We’ll help you close them safely and check nothing was installed.
Safety warning: Never call a number in a pop-up
Genuine Microsoft and Apple warnings never ask you to phone a number or pay to unlock your computer.