Avast is without a doubt a good antivirus program but users do face issues from time to time. Here are some common troubleshooting ways that will help you resolve most of the issues. You can go to apps and features under settings and access Avast setup wizard. Make sure it is updated. You can also try uninstalling and then re install the Avast. Follow these steps if you can’t uninstall Avast setup is already running. There is a simple solution to recover your password. You can click on forgot password, complete the verification process and resolve forgot Avast password can’t uninstall.