How to Use f.lux to Adjust Screen Brightness and Protect Your Eyes on a Computer

Have you heard of f.lux but have struggled with how to use it correctly and effectively to protect your eyes? Look no further than our comprehensive guide on how to use f.lux. We provide detailed descriptions of its features as well as step-by-step instructions on how to install and use f.lux automatically on your computer.


With a large number of Windows and Mac computer users, f.lux is probably not a strange software. This is one of the software that is very helpful for people who need to work regularly with computers for a long time, even across the day and night.

f.lux is an application software that protects users’ eyes with yellow light and automatically adjusts the screen brightness according to the sunrise and sunset. So what is the working mechanism of the f.lux software? How to use f.lux?

What is f.lux software?

f.lux is a free cross-platform software that supports adjusting the color temperature of the screen according to the location and real-time time of the day. You just need to provide information about the coordinates or the nearest city in f.lux’s database, the software will automatically calculate the time to change the screen color temperature to be suitable for the sunrise and sunset.

The color transition effects on the screen will take place slowly and will not have a significant impact on users. Besides, f.lux also supports you to turn off, change the color temperature when necessary to perform tasks that require accurate colors or when using the computer in environments with constant light.

f.lux currently supports many platforms including Windows, macOS, Linux, and Android (rooted devices).

Why does f.lux software help protect your eyes?

Simply because f.lux is designed to change the color temperature of the screen, reducing eye strain when using devices such as desktop computers, laptops, or phones at night, helping to improve sleep quality by not being affected by blue light.

Summary of f.lux features

The light emitted from computer and phone screens affects human biology, especially at night. Based on the time and location of waking up, the f.lux eye protection technology application software creates a customized schedule that changes every day throughout the year. By moving the slider, you can adjust the color temperature to suit your needs.

You may also like

Are You Making These Common Mistakes That Are Affecting Your Sleep?

Have you ever made a mistake when decorating your bedroom that affected your sleep? A common problem is that people often make basic decorating errors that can lead to a messy, unpleasant looking space.

Tips for Keeping Cool on a Hot Summer Day

As extreme weather patterns become increasingly common, many are struggling to find ways to cope. With temperatures in our country rising and cooling far beyond what used to be considered normal for the season, winter often feels like spring and summer can be oppressive and sweltering. How can we prepare for and manage the drastic shifts in climate?

Avoid These 7 Mistakes to Extend the Life of Your TV

Is your TV not performing as well as you’d like it to? You might be making some of the common mistakes that can damage your TV. Don’t delay; take the necessary steps now to make sure your TV lasts.

Investigating the Advantages of Taking Hot and Cold Showers

Need help making a decision between a hot and cold shower? This article compares the benefits of each to help you choose the best option for your personal hygiene.

Improving Children’s Vision Through Smartphone Use

As smartphones become an ever-increasing feature of our lives, parents are increasingly anxious about their effects on young eyes. To help them protect their children’s vision, DIEN MAY XANH has some tips on the safer use of Android phones for younger users. Recent research has linked the extended use of smartphones to Myopia, so being mindful of our tips could help to lower the risk of this sight-impairing condition. Read on to find out more about how to better protect your child’s eyesight.