DCP-T420W FAQs & Troubleshooting DCP-T420W Not your product? Sort by: Updated Date Popularity 2 Results 1. 22/05/2024 (Video) The Wi-Fi LED light does not flash when I press and hold the Wi-Fi button. 2. 22/05/2024 (Video) When I print photos, the color quality is not good. Video FAQs FAQs & Troubleshooting