No, it's named something more like "Calculator.exe", but calc.exe is a stub that will just activate the UWP app if present so that people and software can still

No, it's named something more like "Calculator.exe", but calc.exe is a stub that will just activate the UWP app if present so that people and software can still invoke calc.exe. The old calculator was briefly shipped as a separate component called "win32calc.exe" in 10-based versions without apps, and that's what the calc.exe stub defers to in those cases.