Certain Dell laptops with Intel Tiger Lake processors have Display Stream Compression (DSC) disabled by default. This can limit the resolution and refresh rate you can output.

Affected Models:

• Latitude Series: 9520, 9420, 7x20, 7320, 5x21, 5x20, 3x20, 3320
• Precision Series: 7760, 7560, 5760, 5560, 3561, 3560
• XPS Series: 17, 15, 13, 13 2-in-1

How to Enable DSC:

Dell provides a detailed guide to help you enable DSC on these models. To enable Display Stream Compression, follow the step-by-step instructions in this Dell Support Article.