Flashupdate.exe is a notorious program that is distributed via infected web pages. This infectious program could be dropped along with fake updates of flash player or so. User may not have any clue when and how this program got inside their computer. Any how, once getting inside, flashupdate.exe starts its malicious activities like initiating mining of digital currency by using CPU resources of the attacked PC. This result in poor system performance, screen black-out and many more. You may notice flashupdate.exe under task manager window, but it not allow to end its process or if you try to forcefully stop it, then it will show unexpected errors and warnings. Together with that, this notorious program also causes browser redirection issues that randomly opens up multiple tabs and show plenty of ads and pop-ups. Not to forget that, flashupdate.exe also keeps a keen watch on your online and offline activities. So as to send the vital information to distant servers to mislead the info. Thus, you must not wait further to remove this hazardous program from your computer.