Your computer display emits blue light. Prolonged exposure to a blue light may cause temporary visual fatigue. Enable night light mode to protect eyes and prevent visual fatigue. When Night light mode is enabled, your screen shows warmer colors and the amount of emitted blue light is reduced.
Click the Action center icon .
Click the Night light icon to enable Night light mode.
Right-click the Night light icon and select Go To Settings.
Click Night light settings. Turn on the Night light switch.
Click Night light settings. Turn on the Night light switch.
Turn on the Schedule night light switch.
Select the option according to your preference.