Subscription code not working

Hello Dan.
We'd be glad to resolve this and help you activate AVG on second computer.
May I know what would be the exact error message that you receive?

I revived a 2021 subscription for ultimate with code that is not working on the second computer I have selected for set up … please advise

Hello Dan.
We'd be glad to resolve this and help you activate AVG on second computer.
May I know what would be the exact error message that you receive?