Fsmainui.exe
Right-click fsmainui.exe → → Digital Signatures tab. A legitimate file will be signed by:
: The specific file you're mentioning seems to be part of a software application. The name "fsmainui.exe" could imply that it's related to a user interface (UI) component of a larger application, possibly related to file system management or similar tasks. Without more context, it's hard to say exactly what it does. fsmainui.exe