If the application is currently installed but failing, you should remove it first:
Run sfc /scannow in an elevated Command Prompt to fix corrupt system files that might be blocking the app. reinstall remote desktop connection
Some users prefer the classic 2010-era interface ( mstsc.exe ) over the modern UWP app. If your classic client is corrupt, you can "reinstall" it by simply replacing the executable from a working Windows installation. If the application is currently installed but failing,
Ensure the service is actually active by going to Settings > System > Remote Desktop and toggling "Enable Remote Desktop" to On . 5. Transitioning to the Windows App reinstall remote desktop connection