DCP-135C FAQs & Troubleshooting DCP-135C Not your product? Sort by: Updated Date Popularity 5 Results 1. 13/12/2022 How to identify your Operating System (OS). 2. 10/11/2021 Open the Control Panel (For Windows) 3. 20/02/2014 Check the firmware version. 4. 23/10/2008 What is MFL-Pro Suite Software? 5. 29/06/2007 Where can I get FaceFilter Studio and what can I do with this application? Driver / Software FAQs & Troubleshooting