The , also known as Avast Clear , is a specialized standalone tool designed to completely remove Avast Antivirus products when standard uninstallation methods fail. It bypasses common errors, such as the "setup is already running" message, by operating in a separate environment that removes all residual files and registry entries. When to Use the Avast Uninstall Utility
While you can typically uninstall Avast via the or Apps & Features , the dedicated utility is recommended in the following scenarios: What To Do When Avast Won't Let You Uninstall From Windows