QL-820NWB FAQs & Troubleshooting QL-820NWB Not your product? Sort by Updated Date Popularity 2 Results 1. 10/18/2023 Printing is not possible. (USB connection) 2. 10/25/2021 I cannot connect my printer and print via Bluetooth® on macOS 12. Connecting to a Computer FAQs & Troubleshooting