Avast Premium Security suddenly does not respond.

I have followed the guide to repair the program, shut it down in task manager and all kinds off stuff.
How do i get my Avast Premiere to work normally again?

You could try this,

Clean Install of Avast:
https://goo.gl/4Ptzkf
If you need additional help with the Clean Install, watch this:
https://youtu.be/p-h3myRD51A