How to Disable Fullscreen Optimizations Windows 10

What Is Fullscreen Optimizations?

Fullscreen optimization is a new Windows 10 feature designed to improve your PC’s performance during gaming sessions as well as run the game on a borderless full screen. When the fullscreen optimizations feature is enabled, it allows the operating system to optimize performance of games and apps when they are running in full screen mode. The fullscreen feature is enabled by default and it is available starting with Windows build 17093.

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However, some users have noticed that this fullscreen optimization feature might not work properly and does not improve app performance as expected. Even worse, it causes a drop in framerate. So, they wonder whether it is possible for them to disable fullscreen optimizations Windows 10.

Therefore, in the following section, we will show you how to disable fullscreen optimizations.

How to Disable Fullscreen Optimizations Windows 10?

In this part, we will show you the way to disable fullscreen optimizations Windows 10. There are several ways to disable fullscreen optimizations Windows 10.

Disable Fullscreen Optimizations via Settings

As for how to disable fullscreen optimizations Windows 10, we will show you how to disable fullscreen optimizations via settings.

Now, here is the tutorial.

1. Press Windows key and I key together to open Settings.
2. In the Settings window, click System.
3. Then click Display tab from the left panel.
4. Then choose Advanced graphics settings.
5. In the pop-up window, uncheck the option Enable fullscreen optimizations.

When all steps are finished, you have disabled fullscreen optimizations Windows 10. Note that this way is only suitable for some versions of Windows 10. If you cannot disable fullscreen optimizations in settings, try other ways below.

Disable Fullscreen Optimizations via Registry Editor

Besides disabling fullscreen optimizations via Settings, you can also choose to disable fullscreen optimizations via Registry Editor.

Now, here is the tutorial.

1. Press Windows key and R key together to open Run dialog.
2. Type regedit in the box and click OK to continue.
3. In the Registry Editor window, navigate to the HKEY_CURRENT_USER\System\GameConfigStore folder. 
4. Then right-click on the right side and choose New > DWORD (32-bit) value to continue.
5. Name it as the GameDVR_FSEBehavior.
6. Then double-click it to change its value data. Set its value data to 2 to disable fullscreen optimizations feature.

After that, save these changes and exit the Registry Editor window. When all steps are finished, you have successfully disabled fullscreen optimizations.

Disable Fullscreen Optimizations for a Specific Application

If you want to disable fullscreen optimizations for a specific application, this part is helpful for you. We will show you how to disable full screen optimization for a specific application.

Now, here is the tutorial.

1. Right-click the application that you want to disable full optimizations.
2. Then choose Properties.
3. Then go to the Compatibility tab.
4. Check the option Disable fullscreen optimizations.

After that, you have successfully disabled fullscreen optimizations for the specific application.

Disable Fullscreen Optimizations for All User

Apart from disabling fullscreen optimizations for a specific application, you can also choose to disable fullscreen optimizations for all users.

Now, here is the tutorial.

1. Right-click the application that you want to disable fullscreen optimizations.

2. Choose Properties.

3. Then go to the Compatibility tab. 

4. Then click Change settings for all users.

5. In the pop-up window, check the option Disable fullscreen optimizations.

6. Then click Apply and OK to save the changes.

When all steps are finished, you have disabled fullscreen optimizations for all users.

Related article: Change the Windows 10 Display Settings to Improve Display Quality

Final Words

To sum up, this post has introduced what the fullscreen optimizations feature is and how to disable fullscreen optimizations in 4 ways. If you want to disable fullscreen optimizations Windows 10, try these ways. If you have any different idea of disabling fullscreen optimizations, please share it in the comment zone.