How to adjust the computer if it is too bright and dazzling?
With the popularity of digital life, computers have become an important tool for our work and entertainment. However, facing an overly bright screen for long periods of time can cause eye fatigue, dryness, and even headaches. This article will provide you with detailed adjustment methods and attach recent hot topic data for reference.
1. Recent hot topic data (last 10 days)

| Ranking | topic | heat index | Main platform |
|---|---|---|---|
| 1 | New breakthroughs in AI technology | 9,850,000 | Weibo, Zhihu |
| 2 | healthy eating in summer | 7,620,000 | Douyin, Xiaohongshu |
| 3 | Electronic products for eye protection | 6,930,000 | Station B, WeChat |
| 4 | world cup events | 5,780,000 | Hupu, Tieba |
| 5 | Summer travel guide | 4,950,000 | Mafengwo, Weibo |
2. How to adjust computer screen brightness
1.System comes with adjustments
Windows system: Use the shortcut key "Win+A" to open the Action Center, or right-click on the desktop and select "Display Settings" to adjust the brightness slider.
Mac system: Use the F1/F2 key on the keyboard, or adjust it in "System Preferences - Display".
2.Monitor hardware adjustments
Most monitors have physical buttons, usually located in the lower right corner or on the back. Use the menu button to enter the OSD settings interface to adjust the brightness.
3.Professional software assistance
| Software name | Features | Applicable system |
|---|---|---|
| f.lux | Automatically adjust color temperature based on time | Win/Mac |
| Iris | Provides multiple eye protection modes | Win/Mac/Linux |
| Twilight | Eye protection application for Android platform | Android |
3. Ambient light matching suggestions
| ambient light | Recommended brightness | Color temperature setting |
|---|---|---|
| bright office | 70-80% | 6500K |
| Ordinary indoor | 50-60% | 5500K |
| Night use | 30-40% | Below 4500K |
4. Other eye protection techniques
1. Follow20-20-20 rule: Look at an object 20 feet (about 6 meters) away for 20 seconds every 20 minutes.
2. Maintain an appropriate distance: The distance between your eyes and the screen should be between 50-70 cm.
3. Use anti-blue light glasses: they can filter some harmful blue light.
4. Clean the screen regularly: Dust will affect the display and increase the burden on your eyes.
5. User FAQs
Q: Why do the colors become weird after turning down the brightness?
A: This is because the reduction in brightness affects the color performance. It is recommended to adjust the contrast and color temperature at the same time.
Q: What should I pay attention to when using the computer at night?
A: In addition to reducing the brightness, it is recommended to turn on night mode or use warm colors and maintain appropriate ambient light indoors.
Q: What is the appropriate brightness for a monitor?
A: There is no unified standard. It is based on eye comfort. Generally, a brightness setting of 120-150cd/m² is more appropriate in indoor environments.
Through the above methods, you can effectively reduce the irritation of the computer screen to your eyes. Remember, protecting your eyesight is a long-term process and requires developing good eye habits. If you still feel discomfort after adjustment, it is recommended to seek medical examination in time.
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