Why is my Avast not Working?

In this article are talking about- how to avast not working in Windows 10 Completely without facing a issue. we know avast antivirus is one of the best popular free antivirus safety application and worldwide users. However, if you want to install or use another antivirus like Norton, AVG, Bitdefender, etc. you need to uninstall or remove the avast free antivirus from your OS . Let’s see – how can you delete the avast antivirus in Windows 10 totally.

Remove Avast because the default OS and delete the Temporary Avast OS

Press Start/Windows Key + R to open the Run window
Type sysdm.cpl in the Run textbox and hit enter to open the advanced system properties window.
Go to Advanced tab. Tap on Settings under Startup and Recovery.
Under the Default OS , you will find the dropdown box for choosing the default OS . Choose the desired option and save the changes by clicking OK
Press windows key + R to open run
Type msconfig and hit enter
In the system configuration window, open the Boot tab
Choose the Avast OS by clicking on it and then click delete. Allow the deletion
Restart your computer
Your computer will now start normally & Avast has will complete the uninstallation of residual file's successfully.

Delete trusted installer files manually

Go to the following location ‘C:\ProgramData\AVAST Software\Avast\’
Right-click on the file or folder you want to delete & choose Properties.
Next, click on the safety tab and then click on the Advanced button at the bottom
Next, click on the Owner tab & you’ll now see that the current owner is TrustedInstaller.
Now click on the Edit button & choose who you would like to change the owner to, either your account or the Administrators. If your account is an Administrator account, we suggest just picking Administrators.
Click ok to save the new owner. Keep clicking OK until the file/folder properties windows is closed.
Go back and delete these folder/files
Repeat the same for other files and folders
Go to this location (copy-paste it into your address bar and press enter) %windir%\WinSxS\ find all files associated with Avast and delete them using procedure steps 2 – 7
Visit this location %windir%\WinSxS\Manifests\ find all files associated with Avast and delete them using procedure steps 2 – 7
Restart your computer.