MFC-4820C FAQs & Troubleshooting MFC-4820C Not your product? Sort by: Updated Date Popularity 4 Results 1. 29/12/2020 Scan a document in OS X 10.8/macOS 10.12 - 10.15. 2. 01/04/2016 I'm using Macintosh. What is the PreScan option used for? 3. 24/03/2016 Scan a document in Mac OS X 10.7. 4. 28/09/2011 Scan a document in Mac OS X 10.6. Scan FAQs & Troubleshooting