[SOLVED] Blank Screen in Windows 8 after Installing Avast

Your system got blank screen after Avast installed. Don't Worry!!!!! Just follow the simple steps.

Step 1: Turn ON your system and then LOGIN.

Step 2: Now, you got the blank screen. Press Ctrl+Alt+Delete. You will see the TASK MANAGER. Now, follow the pictures:

Copy-Paste: C:\Windows\explorer.exe
                    C:\Windows\Immersivecontrolpanel\SystemSetting.exe



Источник:http://how.dectype.com/how-to-solve-windows-8-black-screen-problem-after-login/

Now you can restart your system. No more blank screen. Job Done!!!