Uninstall via Uninstall Tool

1. Click the button below to download the Avast Uninstall Tool and save it to a familiar location on your PC (by default, downloaded files are saved to your Downloads folder). Download the Uninstall Tool Download the Uninstall Tool
   For computers based on old processors without SSE2 support, download the following file:

   • Avast Uninstall Tool (non-SSE2)
2. Right-click the downloaded file avastclear.exe, and select Run as administrator from the context menu.
   If you are unable to authorize installation of the Avast Uninstall Tool, refer to the following article for advice:

   • Managing administrative accounts on your Windows PC
3. Right-click the downloaded file avast_secure_browser_uninstall.exe, and select Run as administrator from the context menu.
   If you are unable to authorize installation of Avast Uninstall Tool, refer to the following article for advice:

   • Managing administrative accounts on your Windows PC
4. If prompted for permission by the User Account Control dialog, click Yes.
5. Click Yes when the Avast Antivirus Clear dialog prompts you to restart Windows in Safe Mode. Then, click Yes again to immediately restart your PC in Safe Mode.
   To manually start Windows in Safe Mode, follow the Microsoft Support instructions according to your version of Windows:

   • Microsoft ▸ Windows 11 | Windows 10 | Windows 8/8.1 | Windows 7
6. When Windows restarts in Safe Mode, select the location of the Avast Free Antivirus program files. The default installation location is selected automatically, so you do not need to make further adjustments unless you changed the default installation.
7. When Windows restarts in Safe Mode, select the location of the Avast Premium Security program files. The default installation location is selected automatically, so you do not need to make further adjustments unless you changed the default installation.
8. When Windows restarts in Safe Mode, select the location of the Avast One program files. The default installation location is selected automatically, so you do not need to make further adjustments unless you changed the default installation.
9. Select Avast Free Antivirus in the drop-down menu. Then, click Uninstall.
10. Select Avast Premium Security in the drop-down menu. Then, click Uninstall.
11. Select Avast One in the drop-down menu. Then, click Uninstall.
12. Optionally, tick the box next to Also delete your browsing data to delete your profile information, such as bookmarks and history. Then click Uninstall to continue.
13. Wait while the Avast Uninstall Tool removes all Avast Free Antivirus files from your PC.
14. Wait while the Avast Uninstall Tool removes all Avast Premium Security files from your PC.
15. Wait while the Avast Uninstall Tool removes all Avast One files from your PC.
16. Wait while the Avast Uninstall Tool removes Avast Secure Browser from your PC.
17. Click Restart computer to immediately reboot your PC and complete uninstallation.
18. When uninstallation is complete, optionally click OK, sure to complete the uninstallation survey, or click the X in the top-right corner to close the Avast Uninstall Tool.