TJ-4021TN FAQs & Troubleshooting TJ-4021TN Not your product? Sort by Updated Date Popularity 3 Results 1. 12/06/2023 How to install the Mac driver via USB/ Wi-Fi®/ wired network 2. 10/18/2023 How to open the Devices and Printers window 3. 10/18/2023 How to identify your Operating System (OS) for Windows or Mac Operating System FAQs & Troubleshooting