If you experience a grey screen on your Kamvas Pro 27, adjust your computer settings to fix it. Follow these steps:
1. Right-click on the desktop and select NVIDIA Control Panel.
2. Follow these steps to adjust the video color settings for Kamvas Pro 27 with NVIDIA settings:
①Click "Adjust video color settings"
②Select "Kamvas Pro 27"
③Choose "With the NVIDIA settings"
④Click "Advanced"
⑤Select "Full(0-255)" for Dynamic range
⑥Click "Apply"
Here is a video of adjusting the settings for your reference.