Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.

Possible causes. Make sure your PC, the external display, and the cable all support DisplayPort or MHL alternate modes. Make sure the device or dongle is connected directly to your PC. Make sure the device or dongle is connected to the USB-C port on your PC that supports the correct Alternate Mode.

Eye control basics in Windows. Eye control troubleshooting guide. Learn how to use eye control in Windows to type with an on-screen keyboard, communicate with people, and control the mouse with your eyes.