- Posts: 2
- Joined: Mon Aug 12, 2019 4:56 pm
- Real Name: Gregory Dillard
- Are you sure you're using a quality Thunderbolt 3 cable and not a USB-C cable?
- Have you followed the steps documented in this forum plenty of times regarding Apples new security settings for Big Sur?
- What is your video source to the unit? (Ultrastudio units do not show your regular desktop, you need special software to output via these units)
- What display/switcher are you connected to?