MFC-J6520DW FAQs & Troubleshooting MFC-J6520DW Not your product? Sort by: Updated Date Popularity 2 Results 1. 06/27/2014 My Brother machine's Copy Quality is set to "Best" and I cannot change it. 2. 11/06/2013 How do I make sure my Brother machine's copy settings are best suited to the types of copies I make? Copy FAQs & Troubleshooting