Avast Not Working On Windows

Avast Not Working On Windows

The Avast Antivirus might, sometimes, fail to work on a Windows computer. This could be annoying to the user. In some instances, Windows might fail to detect the Avast Antivirus installation. As a result, Avast not working on windows problem will arise. In such cases, you have to focus on the root cause of the issue. Here, if you resolve the Windows operating system’s failure to detect the Antivirus, it would help in getting the program (Avast Antivirus) run again.On this page, we shall discuss how to make Windows detect Avast so that we can make it work on Windows.In certain situations, the Security Center or the Action Center in Windows would report that an Antivirus program is not installed on your computer, even though Avast Antivirus has been installed. The notification that Windows displays in this scenario will be:“Find an antivirus program online” - This message is followed by,“Windows did not find an antivirus program on this computer. Click to...”

The very first step you have to take is to ensure that the following conditions are met:

  • Confirm that Avast Antivirus is installed on your computer.
  • Make sure that your Avast subscription is active.
  • Ensure that the Avast program version and also the virus definitions are up-to-date.
  • Confirm that Avast reports that you are protected.
  • The above steps are the initial ones you should take when Avast not working on Windows.

Repairing The WMI Repository:

The Security Center or Action Center in Windows obtains information on the current status of the Antivirus program installed on your computer by utilizing WMI (Windows Management Instrumentation).The Action Center might report outdated/misleading information in case there is an issue with the WMI Repository. This can also happen if the WMI service has not started.To fix the problem, you have to scan and repair the WMI Repository. To do the same on your Windows 10 computer, use the following steps:

  • First, you need to log into Windows as an administrator. Confirm that no other programs are running on your computer.
  • Next, right-click on the Windows Start button. From the displayed options, choose Command Prompt (Admin).
  • In case you see the User Account Control dialog box, click on the Yes button and continue with the steps to fix the Avast not working on Windows issue.
  • Now, you need to perform a consistency check of the WMI Repository. To do the same, type the following in the Command Prompt window and then press the Enter key.
  • inmgmt /verifyrepository
  • Now, you will find one of the following messages in the current window:
  • WMI repository is consistent
  • WMI repository is inconsistent
  • If the first message appears, do the following:
  • To rebuild the repository, type winmgmt /salvagerepository in the window and press the Enter key.
  • In case you receive the second message (WMI repository is inconsistent) or the WMI repository salvage failed message, you need to run the winmgmt /salvagerepository command a second time.

You will now find the WMI repository is consistent message in the Command Prompt window. Next, you have to restart your computer. The current status of the installed Avast Antivirus program will be correctly reported in the Action Center.

Using The Avast Setup Wizard:

At times, Avast will not work on Windows when certain components of the Antivirus don’t work properly. To fix the problem, repair your installation using the Avast Setup wizard. The steps for performing this task on your Windows 10 computer are given here.

  • First, confirm that no other Antivirus or app is running on your computer.
  • Next, right-click on the Windows Start button. From the displayed options, choose Apps and features.
  • In the window that pops up next, make sure that the Apps and features option is chosen in the left panel.
  • Now, select your version of Avast Antivirus and then click on the Uninstall button.
  • In case you find the User Account Control dialog box, click on the Yes button. Now, the Avast Setup wizard will pop up. Here, click on the Repair button.
  • Next, click on the Yes button to authorize the repair. Wait patiently until the Avast Antivirus is repaired.
  • When the repair is finished, you have to click on the Done button. In case you see a prompt to restart your computer, do it now.
  • You have now resolved Avast not working on Windows.