MFC-B7720DN FAQs & Troubleshooting MFC-B7720DN Not your product? Sort by: Updated Date Popularity 2 Results 1. 14/04/2022 I updated my Windows 11 PC through Windows Update and I can no longer Print, Scan or Fax from my PC. 2. 19/06/2019 Send a Fax Using PC-FAX (Windows) Fax FAQs & Troubleshooting