Ans: Given below are the steps to activate the printer in QuickBooks. 1. First of all, select start and then choose Settings. 2. After that, select Printers and Faxes. 3. Now, right-tap on a working printer. 4. Then, choose Set as a default printer and close the Windows Printer and Faxes window. 5. Finally, launch QuickBooks and visit the Printer Setup window to check the recent changes.