Top trade data APIs for developers

The Top trade data APIs for developersmethod of adjusting the screen brightness of the Win7 system With the increasing demand for people to use computers, computers have become an indispensable part of life, study and work. However, it is easy for the eyes to get tired after using the computer for a long time, so it is especially important to adjust the brightness of the screen at this time. This article will introduce how to adjust the screen brightness in Win7 system. I. Adjust the built-in shortcut keys of the Win7 system through shortcut keys. Using shortcut keys to quickly adjust the brightness is one of the most commonly used methods. 1. Fn + F5/F6 For most laptops, their shortcut key settings are Fn + F5/F6. In this way, we can reduce the brightness through Fn + F5 and increase the brightness through Fn + F6.Two. Windows key + X For computers that use a USB flash drive or other external keyboards, you can use the Windows key + X combination key, and then press B or T to control the brightness of the computer screen. Select B to reduce the brightness, and select T to increase the brightness. II. Adjusting the control panel through the control panel is one of the most important settings in the Windows system. In the Win7 system, we can adjust the screen brightness through the following steps. 1. First, click the power icon in the lower right corner of the desktop screen, and then select the "Adjustable Light Source" option. Two. Then, select the "Change Plan Settings" option and click the "Change Advanced Power Settings" link. 3. In the pop-up window, we need to expand the "Display", "Brightness" and "Brightness Adjustment" options in turn.Four. Finally, we can adjust the brightness of the computer screen and set it as needed. III. Adjust the graphics card driver that comes with Windows 7 through the graphics driver to support the screen brightness adjustment function. The graphics card driver is a part of the hardware driver, which can achieve the latest functions and more stable operation by updating the driver. The following are the steps to adjust the screen brightness through the graphics card driver. 1. First of all, you need to open the display property window. Right-click on the blank space on the desktop, select "Screen Resolution", and open the "Display" window. Two. Click the "Advanced Display Settings" option, and then select "Graphics Card Attribute Settings". 3. Then, select the "Color" or "Brightness" tab to adjust the brightness level through the slider. Four. Finally, press the OK key to apply the new settings.To summarize, the above are several ways to adjust the brightness of the computer screen in the Win7 system. Among them, through the three methods of shortcut keys, control panel and driver are the most commonly used methods. You can choose the appropriate way according to your own usage habits in order to work with the computer more comfortably. In addition, facing the computer screen for a long time will affect eyesight. At this time, we can adjust the brightness and contrast appropriately to reduce the pressure on the eyes.

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