RJ-2035B FAQs & Troubleshooting RJ-2035B Not your product? Sort by Updated Date Popularity 3 Results 1. 04/18/2022 How to update the firmware 2. 01/29/2021 Enable or disable Bluetooth Low Energy (BLE) 3. 08/28/2020 How to update firmware to all printers on the same subnet at the same time Software FAQs & Troubleshooting