MFC-J870DW FAQs & Troubleshooting MFC-J870DW Not your product? Sort by: Updated Date Popularity 2 Results 1. 26/04/2023 I cannot print using my Brother machine on a wired network. (Windows/macOS) 2. 19/03/2021 I cannot repair the wired or wireless connection using the Network Connection Repair Tool (Windows) Network Settings FAQs & Troubleshooting