At Boot tab select the Safe Boot option, then click OK and restart your computer.Ģ.Press the Windows + R keys to open the run command box.How to FIX Windows 10 Update Error: Couldn't Uninstall Avira AntiVir.ġ. After upgrade, download and install the latest version of Avira Antivirus in your system. * Note: If you really have the 'Avira Antivirus' program installed on your machine, then uninstall it using the 'Programs and Features' option in control panel and then proceed to update your system to Windows 10 v1803 (or 1809). The problem 'Couldn't uninstall Avira AntiVir' during the Windows 10 v1803 upgrade, is occurred because the update program, finds some files on your PC that are associated with the Avira Antivirus and they haven't removed during Avira Uninstall. The funny thing with this problem, is that the Avira Antivir (Antivirus) it is not installed on the PC (not listed at installed programs). On a Windows 10 computer, the following message appears when trying to update Windows 10 to version 1803 or 1809: 'Some Apps need to be uninstalled: These programs need to be uninstalled because they aren't compatible with the Upgrade: Avira Antivirus' and when pressing the 'Uninstall and continue' button, the following error appears: 'We couldn't uninstall these apps: Avira AntiVir'.
