

If Avast can't update Virus Definitions after trying the above method, you can reinstall Avast. Step 3: In the new window, click Repair, and wait Avast makes necessary changes to the data files to repair the client software. Step 1: Open Control Panel in Windows (viewed by large icons) and click Programs and Features. If there is no pending update, you need to repair your Avast installation files.


After finishing the update, check if your issue is fixed. Step 2: Under the Update interface, click the CHECK FOR UPDATES button. Step 1: Launch Avast, go to Menu and Settings. So, you should check if any pending updates and install them. One of the simplest solutions is to fix the incompatibility issues that may cause the Avast issue. Click Uninstall.įor instructions on how to uninstall Avast with Avast Clear on Windows 7 and Windows 8, check out our Avast Support guide.Read More Fixes –Avast Virus Definitions Won’t Update Upgrade Avast to the Latest Version Select the folder containing your Avast program files, and select the Avast Antivirus product you want to uninstall (the location and product are usually detected automatically).

Click Yes in the Avast Clear dialog to start your PC in Safe Mode.Right-click the file and select Run as administrator.Download the avastclear.exe uninstall utility and save it to a familiar folder on your PC (saved to Downloads folder by default).Here’s how to uninstall Avast on Windows 10 using Avast Clear: This ensures Avast removal even if you receive the message that the “setup is already running.” If you can’t uninstall using the standard method, using this dedicated Avast removal tool ensures that Avast can still be uninstalled. Uninstall Avast Antivirus using our Avast removal tool: Avast ClearĪvast Clear uses a separate window to bypass the normal Avast uninstaller setup.
