Desktop-> Right click-> Attribute-> Appearance-> Advanced-> item selection (window), color 1 selection (other) change the color tone to: 85. Saturation: 123. Brightness: 205- > Add to custom color-> Confirm at the selected point of custom color-> Make sure that all documents are no longer dazzling with black words on white background, but very soft bean paste green, which is configured by ophthalmologists. Long-term use will effectively relieve eye fatigue and protect eyes.