Ticket ID: #PTJ-934-56484
Subject: Avast Premier is blocking everything I try and open. I have been waiting over 12 hours to hear something…
12 hours won’t give you an answer right away. Support tickets are handled first come first serve basis. You will have to wait 5-7 working days. Please don’t reply back to your own ticket as it will be pushed back in the line.
If you would provide more information this will allow dedicated users to possibly provide helpful information and possible solution.
Operating System
Version of Avast Premier
Other Security Software installed presently and recently if any was uninstalled. 
Also what do you mean blocking ? Is there an Avast popup ? If so could you screenshot it
OP has also posted here https://forum.avast.com/index.php?topic=173868.msg1234783#msg1234783
I didn’t see that.
OP needs to stick with one topic if help in expected!