RJ-4040 FAQs & Troubleshooting RJ-4040 Not your product? Sort by Updated Date Popularity 3 Results 1. 23/05/2022 How can I change the IP address in order to use the product in a different network environment? 2. 28/12/2020 How do I reset network setting? 3. 12/03/2019 How to share your printer in Windows 7 in a network-shared environment. Network FAQs & Troubleshooting