Do you know what is the Program Compatibility Troubleshooter?
What should you do if you hit the issue of Program Compatibility Troubleshooter not working?
Now read this post fromMiniToolto get several useful solutions to this issue.

Today we are going to explain what should you do when you cannot use the Program Compatibility Troubleshooter.
How to Fix Program Compatibility Troubleshooter Not Working in Windows 10
Fix 1.
Run DISM and SFC Scan
Corrupted system files will prevent the Program Compatibility Troubleshooter from working.
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To do that, it’s possible for you to follow the steps below.
In the Windows search box, typecmdand then right-clickCommand Promptfrom the best match result to selectRun as administrator.
In the command line window, pop in the following command and pressEnter.

DISM.exe /Online /Cleanup-image /Restorehealth
Step 3.
Then typesfc /scannowand pressEnter.
Wait for the repair process to complete and check whether the Program Compatibility Troubleshooter can run as normal.
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In this post, you will learn how to run a program in compatibility mode in Windows 10/11.
Fix 2.
Restart the Diagnostic Policy Service
The Diagnostic Policy Service is involved in the operation of Windows Troubleshooter.

It is enabled by default, but sometimes it may be turned off due to some reasons.
PressWindows + Rkey combinations to open Run.
In the new window, typeservices.mscand pressEnter.
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Scroll down to selectDiagnostic Policy Service, and then click theRestartbutton in the left panel.
Or you’re able to right-poke the service to restart it.
reboot your rig to see to it the problem has been fixed.
This article describes some proven methods to fix the program is running but not showing issue.
Fix 3.
Run Program Compatibility Troubleshooter in Safe Mode
Running the Program Compatibility Troubleshooter insafe modecan rule out other program causes.
Step 1.Start your Windows in safe mode.
In the safe mode environment, launch the Program Compatibility Troubleshooter and check whether it can run smoothly.
If it works in safe mode, that means there are programs likeantivirusespreventing it from working.
In this case, you better uninstall the related programs to make the troubleshooter usable.
Fix 4.
Reset Windows
The last way to deal with the Program Compatibility Troubleshooter not working matter is toreset your Windows.
Bonus Time
You are allowed to keep your files when resetting your PC.
MiniTool Power Data Recovery is afree data restore tool.
Besides, it works well when theWindows File Recovery tool is malfunctioning.
choose the button below to download MiniTool Power Data Recovery and have a try.