The effect of bright screens of a computer on the brain Many too underestimate. Sitting at the computer in the dark leads to the suppression of the production of melatonin, which gives the body of a kind of signal to sleep. This, and later leads to a violation of sleep and fatigue during the daytime. It happens because of the excessive amount of light, which comes from computer monitors, laptop or displays of phones and tablets. That is why it is advisable in the evening and at night to reduce the brightness of displays at least half. If you use a laptop or telephone, then this step will also help save the battery charge. In the article, we will tell how to reduce the brightness of the computer monitor and a laptop.
How to change the brightness of the laptop display?
Each laptop is different, so the brightness and contrast adjustment may differ from the steps provided for in this article. It should be noted that the brightness level may be limited by your power supply parameters. Method 1 - Adjustment of brightness using keys
Most laptops support the change in the level of brightness using the function key in combination with another key. For example, when you press and hold the function key (abbreviated "Fn") and the up arrow keys, or the down arrow, you can increase or decrease the screen brightness. The key used to adjust the brightness along with the "Fn" may differ depending on specific model Laptop, but the symbol is everywhere else remains the same - the sun icon.
Method 2 - Adjustment of brightness through the control panel
Adjust the brightness is also possible through the control panel, in the display settings. To do this, follow the following:
Method 3 - change the brightness through the driver of your video card
If you have installed one of the popular video adapters (NVIDIA, AMD or Intel), you can change brightness settings, contrast, gamut in your own driver configuration window.
For graphic adapters NVIDIA
For graphic adapters AMD
AMD / ATI Driver The video also have the ability to change the brightness, contrast and the gamma of the display, although access to the settings panel of these values \u200b\u200bmay differ between the driver versions. For example, in the version "Catalyst 10.2" to enable brightness adjustment, you must go to the Color (Color) menu. You can open the program by right-clicking on the desktop and select "Catalyst Control Center."Is context menu.
Intel graphic adapters
Method 4 - if the above methods do not work
If a keyboard combination The function key does not work, and you made appropriate adjustments to Power Options, most likely your computer has problems with video card drivers. This is usually happening after updating the driver. In this case, we recommend that you roll back to the previous version of the driver, or perform its clean installation. Pure installation implies full removal The current driver from the OS (including optional software) and the installation of the new driver.
If none of the options helped, then, most likely, the problem is either in the operating system itself or in the hardware.
How to change the brightness of the desktop monitor?
If you have a landline computer, then the above methods are also applicable to it, however it is much more convenient to use the functionality of the monitor itself to calibrate the brightness parameters. Almost all monitors have physical or touch control buttons. Usually there are 4-5 of them: the power button, menu, auto-adjustment, arrows left and right.
Of course, depending on the model, their number may differ. For example, a 5-position joystick is used in the new Samsung monitors.
To configure brightness, press the "MENU" button and go to the brightness and contrast settings. To set the desired value, use the left or right arrow keys.
If you have another control circuit, refer to the instructions of your monitor, which comes with it.
- In the room where the sun shines, it is better to screw the curtains a bit and set the brightness at the level of 15-30%. Here, of course, everything is individually, but more than a third of the maximum brightness level is not installed. If the sun shines directly on the display, then set the maximum level.
- If your job is related to designs or photos, then you must remember that with a decrease in the brightness it is possible to distort the colors.
- Try to set the lighting so that its light falls directly to the monitor. It can cause glare and discomfort in work.
25.02.2019
Many users work at a computer running Windows at different times of the day, in connection with which not to create a serious eye load, and the screen brightness must be configured in accordance with the current lighting level.
This article will consider the question when on a computer or laptop it is necessary to adjust the brightness of the screen, for example, by reducing it to the optimal level.
How to configure screen brightness?
Method 1: Brightness adjustment with buttons
If you are the owner of a stationary computer, then, as a rule, in your case, the brightness is controlled by controlling the buttons located on the monitor housing. On different monitors, configuring the brightness of the screen can be performed in different ways: there are some of the zoom and reduction buttons and reduce the brightness buttons, and on others you will need to first open the menu with the corresponding button and open the screen brightness setting.
If you are the laptop owner, then in your case, most likely, the brightness is regulated by using special keys on a laptop. Most often, the combination of the Fn + F5 keys is responsible for decreasing the brightness, and for an increase in Fn + F6. Look more in detail on the icons on the keyboard of your laptop, because On some laptops, the brightness setting is performed by using the FN key combination and the up and down arrow.
Method 2: Adjusting brightness through Windows settings
Open menu "Control Panel" . In the upper right corner of the window, set the display mode "Small badges" . Open section "Power supply" .
If you have an item "Balanced (recommended)" , Retriever from it by button. "Setting the power scheme" .
Near item "Customize brightness" Two sliders will be located (if you have a laptop), each of which will allow you to adjust the brightness of the screen to work from the network and from the battery. Set the desired brightness level, and then apply the new settings by clicking the button. "Save Changes" .
Method 3: Brightness adjustment through graphics control panel
Click on any free desktop area with the right mouse button and select the item in the displayed context menu. "Graphic characteristics" (Depending on your video card, the name of this item can be different).
The graphics control panel window appears on the screen. In this window, select item "Display" .
In the next window, go to the tab "Color" . There is a paragraph "Brightness" which can be configured. If in your case there is no brightness setup, but, for example, the minimum brightness is too high for you, then you can add a warmth screen, which will allow you to comfortably use the computer with the complete absence of lighting.
If you know about your brightness setup methods, share them in the comments.
If you have any problems with the configuration of the brightness or contrast of the screen of your laptop, keep in mind that every laptop model (and each operating system) slightly different. In this article we will discuss some common ways to configure brightness and contrast on a laptop computer. If for example, you will have questions, you can immediately write them in the comment form on the site. Also be sure to specify the model of your laptop and the version of the operating system.
How to reduce brightness on a laptop and computer?
This is done as always very simple. Follow our instructions, then in the list on the site. And in a few minutes you can understand how this function works.
Setting the brightness using your laptop keys
On most laptops, you can configure the display brightness using special keys on the keyboard. The keys are usually denoted by the brightness symbol (Unicode brightness symbol).
Brightness keys are often function keys that have special functionIf you press them by holding down the FN key.
The FN key is usually located to the left of your space key. The brightness keyfield keys can be located at the top of the keyboard or on the arrow keys.
For example, on the keyboard laptop dell. XPS (Figure below), hold the Fn key and press F11 or F12 to adjust the screen brightness.
Other laptops have keys that are fully intended for controlling brightness. On the HP CHROMEBOOK keyboard (in the photo below), there is no Fn key - just press the brightness adjustment keys.
Using the battery icon on the taskbar
Click the battery icon on the taskbar.
In the power status window, click the Brightness icon. Each time you click on the tile, the brightness will be adjusted by 25%.
Using Windows Mobility Center
Open the "User Tasks" menu by right-clicking the "Start" icon or typing "Win + X" (Press and hold windows key and click "X").
- Click Mobility Center (or Press B).
- In the mobility center, adjust the brightness slider.
- Using the control panel
- Open the control panel.
- Click "Configure Usually Used Mobility Settings".
- In the Mobility Center window, adjust the brightness slider.
Configuring brightness in Windows 8
- Open the Charms panel.
- Select "Settings".
- Select the brightness icon.
- Move the slider up and down with the mouse or pressing the arrow keys up and down on the keyboard.
Configuring brightness in Windows 7
- Open the control panel.
- Select "Equipment and Sound".
- Select "Power".
- Use the mouse to move the brightness slider at the bottom of the window.
Contrast adjustment
Most laptops do not have contrast control at the hardware level, but you can configure your operating system to use the high-contrast mapping mode.
Configuring Contrast in Windows 10
Hold down the SHIFT and ALT keys on the left side of the keyboard, click pRINT key Screen.
After you ask if you want to turn on high contrast mode. Click "Yes."
To return to normal contrast mode, repeat step 1, and the high contrast mode will be canceled.
If you press the key combination does not cause a "high contrast" tip, you can enable it in the "Easy Access" menu:
- Open the control panel.
- Click "Easy Access".
- Select the center of easy access.
- Select "Make a computer easier to view."
- Make sure the "Enable or Disable High Contrast ..." option is enabled.
- Click OK.
Configuring Contrast in Windows 8
- Open the Charms panel.
- Click "Settings".
- Choose access ease.
- In high contrast mode, press the button to enable or disable high contrast mode.
Configuring Contrast in Windows 7
- Open the control panel.
- In the search string, enter the color of the window.
- Click "Change Color and Window Tag".
In the Basic and District Topics section, select a high-contrast theme.
Screen brightness control in power settings
After setting up the brightness of your laptop, it must automatically save new settings. If the brightness settings are not saved after restarting the computer, they are probably redefined by the settings in the "Power" menu. If so, you will need to create a user-based power management plan that can be performed using the Power Options utility in the control panel.
Problems with driver
If the key combination method does not work, and you have made the appropriate adjustments to the power parameters, most likely, a problem with a video driver arose on your computer. Driver problems usually occur after updating video drivers. The monitor driver can also cause this problem. To eliminate possible problemsRelated to the monitor, reinstall the monitor by performing the following steps.
- Open Windows Device Manager.
- Press the "+" arrow next to the "monitors" to expand the list.
- Highlight all detected monitors in the "Monitors" section and click "Delete" to remove them from the computer.
Once the monitors are removed from the Device Manager, in the "Action" section, select "Scan for Equipment Changes" to allow Windows re-detect the monitor and install the appropriate drivers.
Finally, we also recommend downloading the latest video drivers directly from the official website of the video card manufacturer. If this problem arose due to the fact that you updated the drivers, install an earlier version of video drivers to find out if it eliminates the problem.
Hello, dear readers! Today more and more and more people Buy laptops, and I have repeatedly heard a statement when I talked to me that the laptop control is more complicated than the computer. In fact, this is not the case for example, we will discuss the question of how to configure the brightness of the screen on the Windows 7 laptop. With this instruction you can reduce or increase the brightness if it does not suit you. In order to be better than the perception of text and for more realistic color reproduction of digital images.
There is no button on the front panel of the laptop screen that serves to adjust the brightness of the screen and this fact leads to a stupus of users.
There are several options to change the brightness of the screen of your laptop.
Click the "Start" button, select "Control Panel" - "System and Security" and "Power". The slider located at the bottom of the screen "screen brightness", you need to move to the desired position. The screen brightness will be automatically changed.
In order to enlarge or reduce the brightness on the laptop screen, you can use a special key combination. In laptops there is such a key as "Fn", which, when you click with other keys, can perform various functions.
Read more about "hot" keys, you can read in the article "" and ".
The keys that are combined with the "Fn" key are usually highlighted on the keyboard with different color, usually blue. The "FN" key is at the bottom left of the keyboard near the "Ctrl", "Windows", "Alt" key and at the bottom right about the "Ctrl" key and the left arrow.
To change the brightness of the screen, often there are keys in laptops on which the sun is drawn. "FN" + "Sun -" means to reduce the brightness, and "Fn" + "Sun +" to enlarge.
In order to change the brightness of the screen, in some laptops, you need to combine the "Fn" and arrows keys. "Fn" and the down arrow reduces the brightness of the screen, and "Fn" and up, on the contrary increases the brightness. But there may be another key - this information should be clarified in the user manual, which comes with a laptop, or you can see the Internet, for this you need to specify the brand and model of your laptop.
Also, to change the brightness of the laptop screen, you can use various programs. Usually such programs can be downloaded on the official website of the laptop manufacturer.
That's the whole answer to the question, how to configure the brightness of the screen on the laptop.
On this I finish the article.
Tired of pepper in the dark screen of the laptop? Increase brightness! The procedure for conducting this simple event may differ for different models of laptops, but in general the process remains the same. To change the brightness, you can use the combinations of hot keys to either take advantage of the capabilities of the operating system itself. Choose the way you en bestow.
Use quick keys to increase brightness
Faster, the brightness can be enlarged using special keyboard shortcuts. For different laptop models, such combinations may vary. In most cases, the brightness varies by simultaneously pressing the Fn button and some of the keys F (F1-F10). Also, the brightness can be adjusted with the combination of Fn and arrows keys.Determine the combination is possible only by experiment. As a rule, there is a special labeling in the form of a "sun" on the appropriate buttons. Click Fn and click on the brightness button until you reach the desired result. If you cannot configure the screen parameters in this way, we use the software method.
We work through the control panel
Procedure Next:First step. Open start.
The second step. Go to the control panel.
Third step. We find the screen section and open the brightness settings.
We see the power setup menu. We look down and find the brightness level control slider. Drag passing the slider in the right direction.
You can also get into this menu in other way. To do this, we find in the bottom corner next to the clock icon in the form of a battery. I click on it with the right key of our mouse, open the "power supply" and perform already familiar actions.
And if the brightness does not change?
If you failed to change the brightness using hotkeys, the problem may be in the banal missing drivers for the Fn function button. Download the desired driver on the manufacturer's website of your laptop and install it. If the button works (for example, it allows you to adjust the sound level), check the health of the video card drivers.The worst option is a hardware problem. For example, a lighting lamp is broken or some loop. To eliminate such a plan, you will have to turn to repair. Now you can adjust the brightness level. Follow the instructions, and everything will definitely.
Many users are either on duty, or from personal considerations at the computer you have to spend a lot of time. And not the last role in the comfort of work plays the brightness and contrast of the image on the monitor or laptop screen. From the oversaturation or from bad illumination, the eyes can be tired. Let's see how to make the necessary settings using several simple means.
How to change brightness on windows 7 (or any other system) on a stationary computer
To begin with, consider the moment of starting the system. The normal image perception mode is usually associated with the user with when the greeting screen appears on the monitor. Already only in his mind you can judge how comfortable it is perceived by his eyes. Immediately draw attention and brightness, and contrast. Change one of the parameters on stationary computers can be completely elementary.
No one is a secret that it is in desktop PCs or workstations system unit And the monitor (or several) is used separately. Their design is such that directly on the front panel there are one or two buttons: increase or decrease the brightness.
Besides, if, so to speak, in the question associated with how to change the brightness of the screen or the contrast of what is displayed on the monitor, shop slightly deeper, it is worth noting that any monitor has own menu, caused by a special button in which extended settings are present, including the image shift mode, its stretching or narrowing, etc. As you can see, personalization is simply implemented.
How to configure the brightness of the screen on the laptop
With laptops, it is also easier. Since the screen is an integral part of the entire design, there are no special buttons on it, as provided for separate monitors. Nevertheless, the question of how to change brightness on Windows 7 or any other system (no fundamental difference) is solved using special key combinations.
As a rule, the change in the brightness parameter is performed using the Fn button in combination or with the function keys, on which the up-down arrow and the image in the form of a sun. For example, in Fujitsu laptops, these are the keys F7 (increase in brightness) and F6 (decrease), on others - F2 and F1, etc.
In some models, such settings can be performed using all the same clamping using additionally the standard buttons with the right / left arrow (sometimes up / down).
in any Windows system
Another simple method that allows you to solve the question of how to change the brightness on Windows 7 is to right-click on the empty place of the desktop and select the screen settings (personalization) from the context menu.
After entering the section, all available parameters will be displayed, change which will not be difficult at their discretion.
Setting the parameters in the power supply scheme
It was, so to speak, the simplest methods. Now let's see how to configure the screen brightness on Windows 7 own systems. To do this, you must use the power supply section, access to which is carried out from the standard here you need to select the change settings item, after which two main plan will be shown (balanced and saving mode).
If for some reason they do not suit the user, they can be elementary to change. This uses a change. additional settingswhere the adaptive mode is switched on. You can also change brightness in the "Screen" section, where the settings are presented in the Display Disconnection Parameters.
Using the video card control program
How to change brightness on windows 7 in another way? You can use special management utilities graphic adapters NVIDIA and AMD, which are initially installed in the system.
After calling the control program or from the system trait, if it is in an active state, or from the same control panel, it is necessary to find the display parameters section, and then go to the desktop color adjustment item (for NVIDIA, for example). It is here that you can change the brightness, contrast, and the gamut, and the saturation of the image, and much more.
The simplest test for comfort
So, the screen parameters are set. Now you need to check how comfortable perception will be. To do this, open empty document Word.. If there is an uncomfortable sensation when looking at it, the screen parameters should be changed. You can simply take a clean sheet of paper A4 format and compare it with a white document field. If when you look at the sheet, the difference is not felt on the screen, it means everything is in order. Finally, do not forget that with long-term work at a computer or laptop, no matter how optimal set parameters, every 45 minutes it is recommended to take a break about a quarter of an hour to remove fatigue, and from the eye.
As for the settings, the methods are quite diverse, and which one to use, to solve you. However, if we are talking Only about brightness, optimal option will be the buttons and but if you want to produce thin setting, it is better to apply software both the "Operations" and programs that are part of the Governor of Graphic Maps, especially since they are calculated.
To improve results brightness and Display Contrast SettingsUse the display colors wizard (display colors wizard to configure these and other color parameters). The brightness and contrast configuration procedure depends on the display characteristics.
Brightness controls and contrast of some monitors are located on the front panel.
- On-screen menu. The brightness and contrast settings of some displays can be adjusted using the on-screen menu, and then install the brightness and contrast in the final menu. You can usually view the on-screen menu by clicking the button that may be called "Menu" and is located on the front panel of the monitor.
- Laptop display. Laptop displays are not equipped with brightness and contrast buttons on the front panel. In most laptops, an element of contrast control is missing. However, the brightness of many laptops can be configured by holding the Fn key and pressing the corresponding function key to reduce or increase the brightness. When using the display color calibration wizard on a laptop, set the display brightness parameter to the maximum value.
For more information about configuring the brightness and contrast of the display in the monitor documentation or the manufacturer's website.
Automatic brightness tuning with adaptation
Adaptive brightness - this is windows featureThis, using the light sensor, automatically adjusts the display brightness in accordance with the lighting conditions of the computer. To use this feature, it is necessary that light sensors are installed on the computer.
To determine whether the monitor of your laptop or computer supports the adaptive brightness function, in the "Power Supplies" window Enable adaptive brightness or view computer documentation.
Triggering adaptive brightness
- Open the "Power" window.
- In any power plan, click Setting the Plan.
- Press the button Change additional power options.
- In the list Expand section Display And expand the section Enable adaptive brightness.
- To when the computer runs from the battery, select From battery and in the list Incl.
- To enable or disable adaptive brightnessWhen the computer works from the mains, select Connection and select in the list Incl.
- Click the Apply button. Click OK.
Note: Adaptive brightness is not available in all versions of Windows.
