In a Windows 7 Pro x64 installation (with extended update support), the version of MWB Premium displayed in the app's "About" panel has been stuck at version since it updated to that version some time ago (as is also displayed under Programs and Features in the Control Panel) . Manually installing version (followed by a Windows restart) changed nothing. However, the actual installed version located in C:\Program Files\Malwarebytes\Anti-Malware — the Malwarebytes Setu