I just tried to upgrade the avast free version to avast premier. After the payment has been made the app crashed and it had failed. The amount has been debited from the bank account and product hasnt been activated. I had selected Net banking as the mode of payment. Please revert back with the solution to activate the same
avast resend license >> https://www.avast.com/resend-license-paid.php
Contact support >> https://support.avast.com/support/tickets/new
As you paid by bank, it can take a couple of days before you receive the license.