Night Light Not Working On Windows 11

Night Light Not Working on Windows 11: Troubleshooting Guide Is your Windows 11 Night Light feature not working? This feature, designed to reduce blue light emitted from your screen for better sleep, can sometimes malfunction. This comprehensive guide provides troubleshooting steps to get it working again. What is Night Light and Why Use It? Night Light is a Windows 11 feature that filters blue light, giving your display a warmer, more yellowish tint. Reducing blue light exposure, especially in the evening, can help improve sleep quality by minimizing disruption to your natural circadian rhythm. ...

January 1, 2026 · 5 min · 911 words · Editorial Team