

Though your antivirus will no longer work, you will need to complete the uninstallation by removing residual files.Īvast has mostly uninstalled from the system, but it has left some files behind. Avast then proceed to completely uninstall, leaving behind the uninstaller and the registry keys and a few files. When the computer restarts, the Avast OS loads and opens windows in safe mode. Since Avast was the last operating system to install, it becomes the default OS. It will then force the user to reboot the computer in safe mode. During the uninstall procedure, you will have to provide the signatures in order to complete the uninstallation.Īvast installs a mock operating system in order to complete the uninstallation.

Antivirus files are protected by digital signatures that allow only the ‘trusted installer’ (in this case Avast) to edit them. However, uninstalling an antivirus is not as simple as uninstalling any other app. This launches the Avast uninstaller which then proceeds with the uninstallation. The correct procedure is to uninstall Avast from the program and features window.
