Troubleshooting Printer Not Activated Error Code -20 Efficiently Printer Not Activated Error Code -20 occurs due to driver issues, misconfigured printer settings, or permission restrictions. Users can resolve it by updating drivers, verifying installation, and setting the default printer. Restarting QuickBooks restores functionality. Following these troubleshooting steps ensures invoices, checks, and reports are printed smoothly, maintaining seamless accounting and payroll operations. ------- https://hackmd.io/@alastormoody/quickbooks-printer-not-activated-error-code-20-fix