QL-820NWB/820NWBc FAQs & Troubleshooting QL-820NWB/820NWBc Not your product? Sort by Updated Date Popularity 2 Results 1. 11/01/2023 I cannot connect my printer to the wireless network with WPS when using WPA3. 2. 16/12/2021 I cannot connect my printer to a Windows 11 computer via USB. More FAQs (English only) Network FAQs & Troubleshooting