RJ-4250WB FAQs & Troubleshooting RJ-4250WB Not your product? Sort by Updated Date Popularity 2 Results 1. 24/07/2018 How do I reset Wi-Fi® setting? 2. 23/04/2018 How do I initialise and clear the printer to factory default settings? More FAQs (English only) Machine FAQs & Troubleshooting