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#Change screen brightness desktop win8.1 how to
#Change screen brightness desktop win8.1 update
#Change screen brightness desktop win8.1 windows 10
#Change screen brightness desktop win8.1 portable
#Change screen brightness desktop win8.1 software

Notebook, netbook, and ultrabook are also tested.

#Change screen brightness desktop win8.1 software

The software is proved to be able to easily adjust the brightness of the screen without any issue. We have tested the software utility with HP laptop, COMPAQ laptop, Dell laptop, Gateway laptop, IBM laptop, LENOVO laptop, Sony laptop, Toshiba laptop, Fujitsu laptop, Panasonic laptop, Samsung laptop, Acer laptop, MSI laptop, Apple iMac, Apple MacBook Air, and Apple MacBook Pro. Adjust Laptop Brightness allows you to keep your eyes in optimum condition and have a good time while working on your PC.

It is a good idea to set the proper brightness value before you can work with office documents, read electronic books, surf the internet, watch movies, and play video games, etc. Brightness can be changed by clicking the icon and drag the slider knob shown on the fly. Notification area icon also shows current brightness in a tool tip. The application window can be minimized as an icon in the notification area of the taskbar (system tray) that indicates the current brightness level of the main display. If you find your desktop, screen, or monitor too bright, you can make it lighter if you find your display device too dim, you can make it brighter by changing the brightness level slider in the application window of this utility. It helps you to save your battery and your eyes as well as the back light of your monitor. It is also useful when you have reinstalled Windows on your laptop or tablet.A tuning utility to adjust screen brightness on laptop, notebook, netbook, and ultrabook. Using the Registry tweak method described above, you can quickly modify the screen brightness settings in your production environment. Repeat these steps for all power schemes you want to modify and you are done.In my case, they are set to 90% and 50% respectively. On the right, modify or create the following 32-bit DWORD valuesĪCSettingIndex - specifies the screen brightness level in decimal from 0 to 100 when plugged in.ĭCSettingIndex for - specifies the screen brightness level in decimal from 0 to 100 when on battery.Tip: If you are getting the following error message "You do not have the requisite permissions to create a new key", run regedit.exe using ExecTI. If you don't have such a key, you need to create it. Substitute the 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c with the appropriate value you got in the step 3.

#Change screen brightness desktop win8.1 how to

See how to go to a Registry key with one click.

Go to the key HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Power\User\PowerSchemes\8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c.

For example, the GUID of the High Performance power scheme is 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c.

Note the GUID of the power plan for which you want to change the screen brightness.

In the output, you'll see GUIDs for each available power plan.

Open an elevated command prompt and type or copy-paste the following command: powercfg /L.

To change the screen brightness with a registry tweak, do the following. The brightness level can be modified per each power plan. It is possible to change the screen brightness with a Registry tweak. For example, the software brightness settings which directly alter the display's backlight may not work if you have an old CRT monitor.

#Change screen brightness desktop win8.1 update

Also, you may need to update your display drivers. For the method described below to work, you need to have a display with the appropriate hardware support.

#Change screen brightness desktop win8.1 portable

Note: While most portable devices like laptops or tablets support changing the brightness of the screen out of the box, most Desktop PCs come without this ability because the display hardware has its own brightness control.

#Change screen brightness desktop win8.1 windows 10

How To Change Screen Brightness in Windows 10 I've covered them in the previous article: There are a number of ways to change the screen brightness in Windows 10 without using a Registry tweak.