You just printed some information from QuickBooks and that very moment QuickBooks printer not activated error code 20 popped-up on the screen. Is this situation relatable? Well, to a majority of the QB users, this situation might seem to be a tough nut to crack. Let us closely observe this glitch in this article, or you can speak to our QuickBooks desktop support experts, we would be happy to help you. Make a call at 1-888-351-0999.