TJ-4021TN FAQs & Troubleshooting TJ-4021TN Not your product? Sort by Updated Date Popularity 4 Results 1. 06/12/2023 How to install the Mac driver via USB/ Wi-Fi®/ wired network 2. 04/03/2021 How to install the Windows driver via Wi-Fi®/ wired network 3. 28/10/2020 How to install the Windows driver via Wi-Fi®/ wired network 4. 19/02/2020 I cannot install the Windows driver. Installation FAQs & Troubleshooting