First you need to refer to your display or device manual to learn where to find the menu button and open the screen picture settings. This is an option that can usually be found in the menu of external displays and all-in-ones. You can also click any of the three icons (Internet, Sound and Battery) in the notification area of the taskbar to open the same flyout. Open Quick Settings with the Win + A shortcut, and change the brightness slider position to the level you like. On the right, change the position of the Brightness slider to set the desired screen backlight level.Ĭhange Screen Brightness using Quick Settings.Open the Settings app by pressing the Win + I keyboard shortcut, or click on its gear icon in the Start menu.You can use Settings, a keyboard shortcut, Quick Settings panel, PowerShell, OSD settings, Command Prompt, Windows Mobility Center, and a set of external apps like driver tools and specially designed software. Windows 11 offers several different ways to quickly adjust screen brightness, including Night Light, which reduces the amount of blue light on the screen to reduce eye strain and help you fall asleep. By altering the registry key by following the steps above is strictly at your own RISK.Third-party tool to Change Screen Brightness in Windows 11 Change Display Brightness in Windows 11 Please be advised that Lenovo does not take any responsibility with the alteration of the registry key being done to your machine. NB : The steps above was preparedby oneofour customers and it has worked for them. go to registery by regedit and change the value to 0xf048 Is there a way I can get this rectified ? AnswerĬurrently, there is a step shared by a community user - changing registry.ġ- Install latest driver of "Intel Hd Graphic 4000" (WIN 7) : "Intel HD Graphics 4000" (WIN 8)Ģ- install latest driver of your graphic card I have shut down the laptop and turned it back on while holding the F12 (Brightness plus) button. I have uninstalled and re-installed the Intel HD driver.
Even though the sliders go up and down, the screen stays the same very dark level. I can adjust the brightness sliders up and down on the screen, using both the F11/F12 keys and the slider box available from the "Brightness" selection under "Settings". Immediately, the screen went very dim, to the point where it actually hurts my eyes to be typing this. Today, I accidently touched the F11 key, which happens to be the "Brightness minus" key. I've had my IdeaPad Notebook P500 for over a year, and rarely had an issue with it.
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