- Go into the Settings menu and choose Audio & Video.
- Select HDMI output.
- Using the Play/Pause button, switch between Auto, YCbCr, RGB High and RGB Low until you find the setting that provides the optimal brightness level. Look at the Apple TV image on screen to pick a setting that shows you the most detail in the image.
- Fine-tune your brightness levels using your TV brightness adjustments.
Apple TV: HDMI video is too dark or too light
When using an HDMI connection, you can adjust the output brightness level on Apple TV using the following steps.
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