Laptop can t adjust brightness?

Here's how to adjust the brightness of your notebook:

After entering the system, you can't adjust the brightness of the screen,There are two possibilities in this situation,One is that you need to install a software,Find Easy Display Manager in the official **** area softwareAfter installation, you can use the key combination to adjust the screen brightness normally。

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The second is that the graphics card driver is not installed properly, resulting in the inability to adjust the brightness, just install it. To adjust the LCD brightness in the normal system, please press the FN+key combination or press the FN+key combination. If you press FN+ or FN+ and can't adjust the LCD brightness, please go to the official **** software.

Log in, select **Center in the service center, find out the corresponding model, and select Easy Display Manager**. If you still can't adjust the screen brightness after installing the Easy Display Manager software, then please use the included driver disk and install the graphics card driver. If the drive disk is lost, you can go to the official website **Center** and <>

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After the driver is installed, it should be able to adjust; Open Device Manager to check whether the installation is successful;

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It doesn't look like it can't be adjusted.,It seems that there's a problem with the driver.,Install Master Lu or software such as the driver wizard to update the driver and try it.,You can also go to the official website of the notebook brand** and support to install the corresponding drivers and try it again.。

Sometimes we just install the system and find that we can't adjust the brightness of the screen, what should we do if there is always only one brightness?

1 After entering the system, you can't adjust the brightness of the screen, there are two possibilities in this situation, one is that you need to install a software, find Easy Display Manager in the official **** area software, and you can use the key combination to adjust the screen brightness normally after installation.

2 The second is that the graphics card driver is not installed properly, resulting in the inability to adjust the brightness, just install it. To adjust the LCD brightness in the normal system, please press the FN+key combination or press the FN+key combination. If you press FN+ or FN+ and can't adjust the LCD brightness, please go to the official **** software.

Log in, select **Center in the service center, find out the corresponding model, and select Easy Display Manager**. If you still can't adjust the screen brightness after installing the Easy Display Manager software, then please use the included driver disk and install the graphics card driver. If the drive disk is lost, you can go to the official website**center**, 3 and so on after the driver is installed, it should be able to adjust; Open Device Manager to check whether the installation is successful;

Try the following solutions:

1. Find the computer-properties-device manager-display adapter and enable the intel graphics card after disabling it, and the computer will have a black screen after disabling the graphics card.

Press and hold the power button to turn off and turn on the graphics card.

2. Open Plug and Play in Device Manager.

If the monitor displays an exclamation mark,**39, you can directly uninstall the device driver and then restart the computer to restore the brightness adjustment function.

3. Uninstall the current notebook's integrated display.

and the independent graphics driver, and then reinstall the official graphics card driver.

First of all, make sure that the computer is in high performance mode, try all the professional methods, if it still doesn't work......

Right-click on the computer, management, and device manager, find the monitor in the column on the right, click on it, see if it is disabled, click enable, and the computer will light up all of a sudden.

The laptop does not respond to adjusting the brightness, and the general reason is that the driver is not installed correctly. It is recommended to check the graphics card driver.

Here's how to quickly adjust the brightness of your laptop's screen:

1. Shortcut keys: FN (function key) + F2 (weak), FN (function key) + F3 (strong); Adjust the brightness of the screen, if the hotkeys don't work, it may be a problem with the graphics card driver, **Install the driver.

2. On the desktop, there is a power icon in the lower right corner of the taskbar (that is, an icon of battery and plug), click to open the "Select Power Plan" interface. Click "High Performance", click "Adjust Screen Brightness", in the "Select Power Plan" interface, click "High Performance", click "Change Plan Settings" on the right, and use the mouse to pull the "Adjust Plan Brightness Slider" to adjust the brightness.