FLStudioMobile app from the Windows app store:
You run Windows S at this moment. A free change to a regular Windows version is needed first, before you can install FLStudio from the links above. More ...
FLStudio using the latest release .
Reset your FLStudio settings .
Windows - If the User data folder is set to a location inside Program Files, Windows may prevent FLStudio access and so FLStudio will fail to start ...