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How does the Win7 system adjust the screen brightness?Insightful trade route analysis When working or studying, you often need to use the computer for a long time. In order to protect your eyes and save electricity, it is very necessary to adjust the brightness of the screen. For Win7 system users, it is also very easy to adjust the screen brightness. I. Manually adjust the screen brightness by pressing the Fn + F5 or Fn + F6 key on the keyboard through the shortcut key. Press Fn + F5 to reduce the brightness; press Fn + F6 to increase the brightness. II. Automatic adjustment through the power supply plan. The Win7 system also provides a power supply plan, which can automatically adjust the screen brightness. Users can choose different power plans according to their own needs, so as to automatically adjust the screen brightness.The specific operation steps are as follows: 1. Open the Start menu and find the "Control Panel". Two. Find "Hardware and Sound" in the "Control Panel", and then click "Power Options". 3. A variety of different power supply plans can be seen in the "Power Options", and users can choose different plan modes according to their own needs. Four. Users can modify the selected power plan and click the "Change Plan Settings" button on the right side of the plan. 5. In the modification plan settings, users can set the time when the computer goes into hibernation, and the screen brightness can also be adjusted here. In "Change Advanced Power Settings", find the "Display" option and expand the option. 6. In the "Display" option, find "Display Brightness" and expand it. Users can choose to adjust the brightness automatically or manually according to their needs.If you select automatic adjustment, you need to set the brightness value of the screen in different power supply states, such as the maximum brightness when in use and moderate brightness when standby. 7. After the adjustment, click the OK button to save the settings. III. By installing third-party software, in addition to using the shortcut keys and power plan of the Win7 system to adjust the brightness, users can also install third-party software to adjust the screen brightness. These software usually provide more detailed and refined brightness adjustment options. The following are commonly used screen brightness adjustment software: 1. f.lux: This is a software for eye health. It can automatically adjust the screen brightness and color temperature to make the screen more comfortable. Two. Dimmer: This is a lightweight utility that can adjust the screen brightness through the mouse wheel or shortcut keys.3. ScreenBright: This is a software that allows users to adjust the screen brightness more freely. It supports direct brightness adjustment in the taskbar and can set different shortcut keys. Whether manually or automatically adjusting the screen brightness, it can effectively protect the eyes and extend the service life of the computer. Therefore, it is very necessary to adjust the screen brightness in the Win7 system. Users can choose the adjustment method that suits them to make the screen brightness more comfortable and suitable.
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