The External Screen feature of Director Utility app (V3.1 and later) applies for a tablet with a USB-C port (USB 3.0 and above). If you use an iPad, it should be running iPadOS 17 or later.

To use this feature, the USB Type-C of the Director device (V3.1 and later) should be set to UVC + UAC mode. 

And for Director One, go to "Settings" > "HDMI/DP Out" on the device, and select "DP (USB-C) Out" as the display output port.

Then connect the tablet and the device via the following methods.

Start using the External Screen:

1. Open the Director Utility app on your tablet, and tap "External Screen" to start.
2. Tap to select displayed content.
   • Program: program signal
   • Preview: preview signal
   • Multi-view: 8 video boxes showing scene thumbnails at the bottom, and two larger boxes at the top, with the left one showing Preview view and the right one showing Program view.
   • Duplicate Screen: duplicate all the elements on the device screen, and then you can control the device via the tablet.
   • Loop HDMI 1: the signal from HDMI 1
   • Loop HDMI 2: the signal from HDMI 2
3. Tap  or to take a record or screenshot of the current displayed content, which will be saved to the album of the tablet.
   Multi-view and Duplicate Screen do not support record and screenshot.
4. To exit external screen mode, tap and select "Disconnect".