TSG: Pen display does not support video signal format

Overview

This condition arises when your pen display is receiving a video signal from your computer, but the signal format is incorrect.

What you may see

• A message that says something like "No support"

• Colorful static

• A partial view of your computer desktop

• A buzzing sound

Examples of what you might see:

What it means

The pen display is having trouble handling the specific signal and its settings.

Some things to try

• Test with a different refresh rate

• Test with a lower resolution

• Test with a different video port on your computer (a different HDMI port, DisplayPort, etc.)

• Test with a different HDMI source (Xbox, camera, laptop, etc.)

• Test with a different HDMI cable

Links

r/XPpen - "No Support" but screen stays on and makes loud buzzing sound. 2026-07-20