TJ-4420TN FAQs & Troubleshooting TJ-4420TN Not your product? Sort by Updated Date Popularity 3 Results 1. 15/11/2023 How do I connect the printer and my mobile device via Bluetooth®? 2. 10/03/2020 How to set Bluetooth Local Name or PIN code using the BPM (Brother Printer Management Tool) 3. 10/03/2020 How to get Bluetooth MAC Address with the CommTool More FAQs (English only) Connecting to a Mobile Device FAQs & Troubleshooting