Guide to adjust screen brightness Windows 7

The brightness of the computer screen, laptop greatly affect your eyesight and also the battery life of the laptop again. So you should adjust the brightness of the computer screen, laptop accordingly. Although the adjustment to increase the brightness of the computer screen, the laptop is quite simple but not everyone knows. In the article below Network Administrator will guide you 3 ways to adjust screen brightness on Windows 7.

The article below shows you how to adjust the screen brightness of Windows 7 . If you are using a Windows 10 computer, and you want to adjust the brightness of your computer screen to protect your eyes as well as extend your laptop battery life, you can refer to the steps in the article below.

How to adjust screen brightness on Windows 7

1. Use the Brightness slider (on the laptop)

Note: This method only applies on Laptop

Step 1:  Click the Power Options icon in the System Tray. This icon is like a laptop battery icon. If the Power Options icon does not appear in the system tray, on the Start Menu open the Control Panel , then select Power Options.

Step 2:  Click the Adjust screen brightness link to open the Power Options window.

Step 3:  Adjust the screen brightness as you like on the slider at the bottom of the screen. You can adjust the screen brightness to extend your laptop battery life.

2. Restore the Brightness Slider lost (on the laptop)

Step 1:  Click Start Menu then type .devmgmt.msc in the Search box, and then press Enter to open Device Manager. At Device Manager you can control and adjust all the hardware settings on your laptop. The missing Brightness Slider (brightness slider) may be due to a software error or a driver error, which you can control on the monitor.

Step 2:  Expand Monitor. On the screen you can see the list of different items including Disk drives, display adapters, keyboards … Click on the arrow next to expand Monitor.

Step 3:  Right-click on Monitor and select Properties .

Step 4: Click the  Driver tab.

Step 5:  Click the Uninstall button . This will bring up a new window on the screen, in this window you check the box Delete the driver software for this device and click OK to confirm.

Step 6:  Wait a few minutes to uninstall the driver. This process will take a few minutes. After you have removed the driver, the list of Device Manager will be refreshed. At this point you will see the Monitor section disappear.

Step 7:  Click the Scan for hardware changes button in the upper corner of the Device Manager. This is a small square button with a magnifying glass image in front of the computer icon. Click this button to scan for new hardware that is installed on your system (or in your case, hardware that does not have a driver installed).

Step 8:  Confirm Monitor displays on the list again. After Device Manager scans the changes, it automatically reinstalls the basic Microsoft Driver on your screen to re-enable the Brightness Slider slider.

Step 9:  Restart your computer.

Step 10:  After your computer restarts, click on Power Options in the system tray to find the Brightness Slider slider that has been restored to adjust the screen brightness.

3. Use f.lux to adjust Monitor (for both Laptop and PC)

Step 1: Download f.lux. f.lux is a program that automatically adjusts color based on the time of day and the light in your room. The program can adjust the brightness of your screen more easily at night.

Step 2:  After downloading f.lux, double click on the installation file to install the program.

Step 3:  Choose your location. f.lux uses your location to automatically switch colors on the screen when the sun rises and the sun goes down in the area you live in.

Step 4:  Choose lighting in your room. Notice to f.lux what kind of light you have allowed to make the color on the screen so that the program mimics the light in the room. This makes the screen less harsh at night, but normally during the day.

Step 5:  Update your graphics card driver if f.lux is not working properly. This is the easiest way to fix most of the bugs that can happen with f.lux.

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