RJ-2140 FAQs & Troubleshooting RJ-2140 Not your product? Sort by Updated Date Popularity 3 Results 1. 15/12/2021 I cannot connect my printer to a Windows 11 computer via USB. 2. 24/03/2020 I cannot connect my machine to the wireless network. 3. 13/03/2019 Use Remote Update to download files to your printer from an FTP server Connecting to a Computer FAQs & Troubleshooting