Appupdate.co

The appupdate.co pop-up is a product of an adware infection on your PC that may suggest you to install a supposedly legitimate Adobe Flash Player update. The notification pop-up by appupdate.co might say 'WARNING: Your Flash Player Is Outdated' to invite you to install the software it provides. However, security experts remind that the Adobe Flash Player has built-in update module and the appupdate.co pop-up is not to be trusted. In the cyber world, adware often uses the name of modern software to promote Potentially Unwanted Programs (PUPs) and potentially harmful software. The adware behind the appupdate.co pop-up could have entered your system through embedding with a freeware installer, and you might want to revise recently installed free applications. You might wish to use a trustworthy anti-malware utility to protect your system from the adware related to the appupdate.co domain.