DCP-7040 FAQs & Troubleshooting DCP-7040 Not your product? Sort by: Updated Date Popularity 2 Results 1. 17.10.2018 The error message "No Supported Devices Found" appears on the Brother iPrint&Scan (mobile device). 2. 25.03.2016 When I try to scan the document, the scanner application crashes. (OS X 10.11) Scan FAQs & Troubleshooting