Screen settings

Rotation, resolution, overscan, audio and video output, and the advanced switches. Which settings exist depends on the device.

Display

Rotation, resolution, overscan and object fit: the settings that decide how your content sits on the panel.

Sending video over HDMI or composite, and sound over HDMI or the 3.5 mm jack.

The low-level HDMI controls on Raspberry Pi based screens: what each one is for, and why you should not touch them unless a display is misbehaving.

Two switches on ScreenlyOS screens: certificate verification, and exposing device metrics for your own monitoring.