The Game Bar on Windows is usually a great app for managing your gameplay and system performance. But sometimes, on pressing its dedicated Win + G hotkey, you'll encounter the "You'll need a new app to open this ms-gamingoverlay" error prompt.
Luckily, it's very easy to get rid of this error message. Try the solutions below to eliminate the problem for good.
What Causes the “You’ll Need a New App to Open This Ms-Gamingoverlay” Error?
The main culprit behind the error prompt is its dedicated Win + G key combination. This key combination is reserved for the Game Bar, but when you try to use it for other apps, you'll face the error message.
The problem will also appear if the system doesn't feature the Xbox and Game Bar.
1. Restart Your System
Before getting into the technical side of the solution, make sure you have gone through the restart process. As it turns out, the error prompt can be temporary and result from a system glitch. In this case, restarting the system can prove to be an effective solution.
So, restart the PC and check if it solves the problem.
2. Turn Off the Game Bar
If you want to re-use the Win + G hotkey for another app, one of the best ways to fix the "You'll need a new app to open this ms-gamingoverlay" error is to disable the Game Bar. This frees up the hotkey and lets you reassign it as you wish.
To disable the Game Bar on Windows 11, follow the below steps.

That's it. Check if it fixes the issue or not.
3. Close the Game Bar From the Task Manager
The error prompt can appear if the Game Bar is running in the background. You'll have to close the Game Bar from the background to solve the problem. You can do this with the help of the Task Manager. Here are the exact steps you need to follow.

Press the Win + G key combination, and check if the problem persists.
4. Disable Discord's Overlay Feature
Discord Overlay is a Windows-exclusive feature that allows you to bring up Discord while playing games. But it can sometimes interfere with the Game Bar and cause issues.
As such, try disabling the Discord Overlay and see if it fixes the problem. Here's how.

Next, reboot the system and check for the problem. If you are still facing the problem, consider uninstalling Discord.
5. Reinstall the Missing Windows Apps for Game Bar
As aforementioned, the error prompt can appear if you have uninstalled specific Windows apps, including the Game Bar. You will have to reinstall all those applications to resolve the problem.
Below are the steps to reinstall all the missing Windows applications.

C:\Users\UserName\AppData\Local\Packages 
Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\AppXManifest.xml”} 
Wait until the command is executed successfully. After that, reboot the system and check if the problem continues.
6. Fix the Error Using the Registry Editor
Most Windows issues can be resolved using Registry Editor, including the "You'll need a new app to open this ms-gamingoverlay" error. Although it's pretty risky to edit the registry as any wrong move can make the system unstable, but if you follow the steps carefully, the issue will be fixed in no time.
Here are the steps you need to follow to get the work done.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\GameDVR 

HKEY_CURRENT_USER\System\GameConfigStore 
That's it. Now restart the system and check for the problem.
7. Reset the Microsoft Store Cache
Like any other application, Microsoft Store contains cache data. This data ensures a faster and smoother experience the next time you boot up the app. But if the cache data gets corrupted for some reason, you will encounter different problems, including one in the question.
In this situation, you can try resetting the Microsoft Store cache data. Below are the steps to reset the Microsoft Store cache on Windows 11.

The process will take a few seconds, depending on the amount of cache data. Once done, the Microsoft Store will open automatically.
Get Rid of Microsoft Store Gaming Overlay Pop-Up With Ease
This was all about how to get rid of the Microsoft Store gaming overlay pop-up. For most users, the problem will be fixed by simply disabling the Game Bar. But if none of the above solutions were helpful, consider resetting the Windows PC.
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