Fix: “Night Light Toggle Option Grayed Out” issue in Windows

Fix: “Night Light Toggle Option Grayed Out” issue in Windows: When you’re using your computer at night, Night Light on Windows can be helpful. Blue light from our devices can make it hard to sleep. Night Light lowers the blue light from your screen and raises the red light, which is better for your eyes. Too bad that a lot of users say that the Night Light feature still doesn’t work after turning it on and changing the settings. When turned on, Windows’ Night Light option is a useful feature that lowers the amount of blue light your screen gives off.

You can still use the option, but sometimes it can become grayed out, like any other feature. That could be because of a number of things, such as out-of-date system updates, damaged registry entries, problems with the graphics drivers, or issues with connecting external displays. If the Night Light option is grayed out, the first thing you should do is restart your device. That should fix the problem, but if it doesn’t, we’ll have to try some other steps. Do each fix one at a time until the issue to Fix “Night Light Toggle Option Grayed Out” issue in Windows.

What is the Night Light toggle option?

Night Light changes the color temperature to lower the blue light based on your computer’s graphics driver. If you install a video card driver that doesn’t work with your version of Windows, the feature may not work at all or will be grayed out. If there is a bug in the OS, the Night Light option on your Windows PC might not work. It’s possible that this Night Light feature will not work after updating Windows or the display driver.

Windows was recently updated by the people who are having this problem on their PCs. That could be the only reason. The feature, which was first added in Windows 11/10, is great from Microsoft. Blue light filters are used on phones. This feature is called many things on phones, like reading mode, eye comfort, vision comfort, and so on.

Common Causes of the Night Light Toggle Option Grayed Out Issue

1. Display Drivers: Outdated or incompatible display drivers can prevent Night Light from functioning properly. Updating or reinstalling drivers may help.
2. Graphics Card Issues: Problems with the graphics card can impact Night Light. Ensuring your graphics card is working correctly is essential.
3. Software Conflicts: Conflicts with third-party software or system settings may disable Night Light. Identifying and resolving these conflicts can solve the issue.
4. Automatic Brightness: Some devices disable Night Light when automatic brightness adjustments are active. Turning off automatic brightness may enable Night Light.
5. Insufficient Hardware Support: Certain older hardware may not support Night Light. Checking your device’s specifications can clarify this.
6. Operating System Updates: Occasionally, OS updates may cause Night Light issues. Keeping your OS up-to-date or rolling back updates can be a solution.
7. User Account Control: Insufficient permissions for Night Light in your user account settings can restrict its use. Adjusting these settings may resolve the problem.

Fix: “Night Light Toggle Option Grayed Out” issue in Windows

Modify Windows Registry

1. To open Run, press the Windows key + R.
2. This will open the Registry Editor window. Type regedit into the box and press Enter.
3. Use the following path to get to the folder you want: You can find this key under HKEY_CURRENT_USER > SOFTWARE > Microsoft > Windows > CurrentVersion > CloudStore > Store > DefaultAccount > Cloud.
4. When you open the Cloud folder, you’ll see the following folders:
   • by defaultThe blue light reduction state in $windows.data.bluelightreduction
   • settings for default$windows.data.bluelightreduction
5. To delete each folder, right-click on it and select “Delete.”
6. You can check the Cache > DefaultAccount folder to see if the two folders are there if they are not in the Cloud folder.
7. After that, restart your computer for these changes to take care of themselves.

Use System Restore

1. Type restore into the Start menu and click on Make a restore point.
2. To choose a restore point, click System Restore and then follow the on-screen instructions.
3. Pick the one you want (if possible, from before the problem started) and then follow the steps.

Run a Night Light Script

1. To open the search box, press the Windows key + S.
2. Type “Notepad” and click on the entry that comes up.
3. Save it as NightLight.reg by clicking on File and then Save as. Make sure the extension is .reg so that the Registry Editor can find the script and run it.
4. If you are asked for administrator rights, double-click on the NightLight.reg script and press “Yes.”
5. Check to see if the Night Light feature now works.

Update Display Driver

1. Press the Search button.
2. It’s easy to find Device Manager in the search bar.
3. When Device Manager comes up, click on Open.
4. To make the section bigger, find Display adapters in Device Manager and click on it.
5. In the expanded section, right-click on your graphics card.
6. From the menu that pops up, choose Update driver.
7. Choose to have drivers found automatically.

Install Windows Updates

1. On the taskbar, click Start.
2. Pick the Setting app that is pinned to the Start menu.
3. There is a Windows Update button on the left side of Settings.
4. To get and set up new patch updates, press the “Check for updates” button.

Conclusion

The Windows settings sometimes hide the Night Light option, which is a shame. If you have already restarted your device and the problem is still there, read through these steps. Don’t forget to turn on Night Light on your Windows computer if you like to stay up late. This choice gives off a warmer, yellowish light that helps you fall asleep faster after you turn off your computer. Just a quick reminder that the blue light that most screens give off may stop the body from releasing melatonin. You’ll probably have a harder time falling asleep because of this. If you want to know more information about this issue so you can visit Microsoft Official Website.

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