Using the Avast Uninstall Utility is the most reliable uninstallation method as it completely removes all Avast Antivirus files from your PC while Windows runs in Safe Mode. Alternatively, if you prefer to uninstall Avast Antivirus using the Avast Setup wizard, refer to the the following article:
Avast upgrade utility is one of the most irritating things on windows 10 but if we delete the upgrade file from the operating system. Avast upgrade utility pop up window will never pop up on. On my Mac, I could not find a way to update java or see if it was up to date, So it is a good thing it is supposed to update itself.;) Nothing appeared out of the ordinary. Next, I downloaded the anti-virus software you suggested and nearly 2 hrs later I am pleased to tell you that I am virus free.
After you complete the steps in this article, your PC will no longer be protected by Avast against malware and other threats.
Instructions
Log into Windows as a user with administrator permissions and ensure no other application or antivirus software is running on your PC.
Click the button below to download the Avast Uninstall Utility, and save it in a familiar location on your PC (by default, all files are saved to your Downloads folder). Download Avast Uninstall Utility
For computers based on old processors without SSE2 support, download the following file:
Right-click the downloaded avastclear.exe file, and select Run as administrator from the context menu.
If prompted by the User Account Control dialog for permissions, click Yes (or Continue on older versions of Windows).
Click Yes when the Avast Antivirus Clear dialog prompts you to restart your Windows in Safe Mode.
To manually start Windows in Safe Mode, follow the instructions on the Microsoft website according to your version of Windows:
Windows 10 | Windows 8/8.1 | Windows 7
When in Safe Mode, select the location of the Avast program files (the default installation destination is automatically selected) and the product edition to uninstall, then click Uninstall.
Wait while utility removes all Avast Antivirus files from your PC.
When the confirmation dialog appears, click Restart computer to complete the uninstallation.