To uninstall Avast Cleanup Premium from a Windows device, follow the steps below:

1. Right-click the Windows Start icon, then select Installed apps from the menu that appears.
2. Ensure that Apps is selected in the left panel, then click … Options (three dots) next to Avast Cleanup Premium and select Uninstall twice.
3. If prompted for permission by the User Account Control dialog, click Yes.
4. When Avast Cleanup Premium appears, click Uninstall.
5. Select a reason for uninstalling, or select Skip and uninstall.
6. Optionally, tick the box next to Delete all backups and log files if you do not plan to reinstall Avast Cleanup Premium.
   
   Click Uninstall to confirm that you want to uninstall Avast Cleanup Premium.
7. Wait while the uninstaller removes Avast Cleanup Premium from your PC.
8. When the confirmation message appears, click Done, or if prompted, click Restart computer to immediately reboot your PC and complete uninstallation.

To uninstall Avast Cleanup Premium from a Windows device, follow the steps below:

1. Right-click the Windows Start icon, then select Apps and Features from the menu that appears.
2. Ensure that Apps & features is selected in the left panel, then click Avast Cleanup Premium and select Uninstall twice.
3. If prompted for permission by the User Account Control dialog, click Yes.
4. When Avast Cleanup Premium appears, click Uninstall.
5. Optionally, tick the box next to Delete all backups and log files if you do not plan to reinstall Avast Cleanup Premium.
   
   Click Uninstall to confirm that you want to uninstall Avast Cleanup Premium.
6. Wait while the uninstaller removes Avast Cleanup Premium from your PC.
7. When the confirmation message appears, click Done, or if prompted, click Restart computer to immediately reboot your PC and complete uninstallation.

To uninstall Avast Cleanup Premium from a Windows device, follow the steps below:

1. On your keyboard, press the Windows logo key and X key simultaneously.
2. Select Programs and Features from the menu that appears.
3. Right-click Avast Cleanup Premium, then select Uninstall from the drop-down menu.
4. If prompted for permission by the User Account Control dialog, click Yes.
5. When Avast Cleanup Premium appears, click Uninstall.
6. Optionally, tick the box next to Delete all backups and log files if you do not plan to reinstall Avast Cleanup Premium.
   
   Click Uninstall to confirm that you want to uninstall Avast Cleanup Premium.
7. Wait while the uninstaller removes Avast Cleanup Premium from your PC.
8. When the confirmation message appears, click Done, or if prompted, click Restart computer to immediately reboot your PC and complete uninstallation.

To uninstall Avast Cleanup Premium from a Windows device, follow the steps below:

1. Click the Windows Start icon, then select Control Panel.
2. Follow option A or option B below according to your view:
   • Option A (Default category view): Under Programs, click Uninstall a program.
   • Option B (Large/small icons view): Click Programs and Features.
3. Right-click Avast Cleanup Premium, then select Uninstall from the drop-down menu.
4. If prompted for permission by the User Account Control dialog, click Yes.
5. When Avast Cleanup Premium appears, click Uninstall.
6. Optionally, tick the box next to Delete all backups and log files if you do not plan to reinstall Avast Cleanup Premium.
   
   Click Uninstall to confirm that you want to uninstall Avast Cleanup Premium.
7. Wait while the uninstaller removes Avast Cleanup Premium from your PC.
8. When the confirmation message appears, click Done, or if prompted, click Restart computer to immediately reboot your PC and complete uninstallation.