How to change, adjust the brightness of the screen on a laptop? Why is the screen not tuned on the laptop?

Guide to setting the brightness of the screen on the laptop.

Users of personal PCs, in particular laptops, often encounter such a nuisance when the brightness settings and contrast of the monitor are lost, and it is not possible to adjust them. After vain attempts to configure the monitor, many people throw this activity and try to get used to the existing brightness and color reproduction, thereby jeopardizing their vision.

In our article we will talk about the common reasons for the appearance of this problem and consider the main ways to adjust the brightness of the monitor on laptops.

Figure 1. Why are monitor brightness settings?

Why are the monitor brightness settings?

• There are no reasons for the automatic failure of brightness and contrast settings on laptops and if the physical damage to the monitor itself is excluded, the most likely of them is the problem with graphic drivers. Most often, it is encountered by the owners of the devices on which the built -in video card is installed from the manufacturer Intel.
• Many users believe that to obtain a high -quality image, it is enough to establish the latest version of the drivers and will earn everything like clockwork. However, most video drivers require proper manual setting, which is carried out through a special application automatically installed with a downloaded package. If you do not make the correct settings, then the brightness and contrast of the monitor can automatically change, depending on the image and power settings displayed on the screen. Such cutting changes in the brightness of the monitor can not only “ditch” vision, but also cause a headache.

Figure 2. Why are the monitor brightness settings?

• If there were no problems with the settings of drivers, and the brightness and contrast of the monitor still automatically change, then the problem is probably the incompatibility of these very drivers with your video card. Even if the brand new package of drivers was downloaded from the official website of the manufacturer installed on the video card laptop, this does not mean that it is suitable for it. Since computer technologies are developing rapidly, many video cards become obsolete and cease to be supported by the manufacturer. Also often on sites there are test versions of drivers that function poorly with some video cards and require improvement. If this is precisely this, then it is necessary to roll off the drivers to an earlier version.

Figure 3. Why are the monitor brightness settings?

• If the rollback of the drivers did not help to an earlier version, then only the virus listed to the computer can be the last cause of failures in their work. As a rule, it is located in the root directory Windows in the folder " drivers"And it can be hidden from the eyes. It is necessary to carry out a thorough check of the device for viruses, starting with the system directory, remove all the drivers and put them again. It is worth resorting to reinstalling the operating system only in the most extreme case.

How to roll back the video card driver to the previous version?

If, after installing new graphic drivers, problems began with the brightness of the screen, then the return to their old version will be an obvious solution. Many users resort to function " System Restore", Which completely returns the computer to an earlier state. This produces to dump all systemic settings and the rollback of not only graphic drivers, but also sound, network and others. To avoid this and roll back only the video card driver, take the following steps:

• Step 1. Go to " My computer", Click on the empty space of the window and in the list that appears, select" Properties". In the window that opens with information about the computer and the operating system on the left side, click on the line " Device Manager».

Figure 1. How to roll back the video card driver to the previous version?

• Step 2. In the window that opens, it is necessary to deploy the tab " Video adapters", Where your video card will be displayed. It is necessary to click on it with the right button and in the list that appears to select the line " Properties».

Figure 2. How to roll back the video card driver to the previous version?

• Step 3. In the window that opens, go to the tab " Driver". There you can see the version of the driver and the date of its development. Press the button " Roll»Until the recovery of an earlier version. In the window that opens, confirm your actions with the button " Yes».

Figure 3. How to roll back the video card driver to the previous version?

• Step 4. After the completion of the rollback process, reboot the computer, again enter the " Task Manager"Both the properties of the video card, and compare the version of the driver and the date of its development with the previous ones. If they differ, then the rollback was successfully implemented.

Figure 4. How to roll back the video card driver to the previous version?

How to adjust the brightness of the screen on a laptop through a standard video card drivers?

As mentioned above, a special application is installed along with the drivers for the video card, through which you can not only configure the brightness and contrast of the screen, but also set the video card and laptop a number of certain parameters, which further prevent the monitor settings. To do this, do the following actions:

• Step 1. In order to get into the video card settings program, open the menu " Start", Click on the line" Control Panel"And find a specialized application on the main page. It can be called differently, depending on the manufacturer of the video card ( NVIDIA, Radeon, Intelhd etc.). You can also click on the desktop with the right mouse button and find the line in the list " Graphic characteristics».

Figure 1. How to adjust the brightness of the screen on a laptop through a standard video card drivers?

• Step 2. Mostly the application menu find the tab " Color setup"And adjust the brightness and contrast at your discretion, then click the button" Apply».

Important: the appearance of the video card settings and the names of its sections may differ from those that are presented in screenshots. It all depends on the type of video card and the version of the installed drivers.

Figure 2. How to adjust the brightness of the screen on a laptop through a standard video card drivers?

• Step 3. At the next stage, you must go to the tab " Options"Either similar to her, and select" " Power settings". In the window that opens, it is necessary to completely turn off the energy conservation mode, moving the slider to the appropriate position. Press the button " Apply"And reboot the computer.

Figure 3. How to adjust the brightness of the screen on a laptop through a standard video card drivers?

How to adjust the brightness of the laptop screen with standard Windows products?

If there are universal video card drivers on your computer, then there may not be a special application for their configuration. In this case, you can configure the brightness and contrast of the monitor with standard means of the operating system. To do this, take the following steps:

• Step 1. Open the menu " Start", Click on the item" Control Panel"And go to section" Power supply". For more convenient viewing the panel elements in the upper right corner in the column " View"Set the value" Small icons».
• Starting from the version of the operating system Windows 7 And above you can click on the right -click on the battery icon in the lower right corner of the screen and select the line in the list " Setting the brightness of the screen».

Figure 1. How to adjust the brightness of the laptop screen with standard Windows products?

• Step 2. At the very bottom of the window opened, you will see a slider with a screen brightness setting. With its help, adjust the brightness at your discretion and set a checkplace opposite the line " High performance».

Figure 2. How to adjust the brightness of the laptop screen with standard Windows products?

• Step 3. For more detailed settings, you can click the button " Setting up power supply plan"And set the desired brightness and other parameters for the operation of the laptop without connecting to the outlet. It is worth saying right away that, in contrast to the video card application, tuning with standard means is limited. You cannot thus adjust the contrast, colors and give even more brightness to the monitor.

Figure 3. How to adjust the brightness of the laptop screen with standard Windows products?

How to adjust the brightness of the screen on the laptop using special keys?

• Almost any modern laptop is equipped with functional keys that are designed to quickly control the sound, brightness of the screen, bluetooth and other computer functions. These keys are on the buttons F1 - F12 And on each of these buttons, an icon corresponding to its functions is drawn. To adjust the brightness of the screen with their help, you need to clamp the button on the keyboard FN And with it, press the key with the image of the screen brightness adjustment icon. For example, F6.

Figure 1. How to adjust the brightness of the screen on a laptop using special keys?

• On some laptops, such as HP, the function is often enabled Active Keys. It allows you to use functional keys without a clamped button FN, while for activation of keys F1 - F12 You need to pinch the button FN. Try to adjust the brightness of the corresponding button without clamping FN.

Figure 2. How to adjust the brightness of the screen on a laptop using special keys?

• In order to turn off the function Active Keys, you need to go to BIOS, go to section " System Configuration", Find the line" Active Keys"And set the value for it" Disabled».

Video: How to adjust brightness on a laptop?