In order to type a different language other than the system language, you need to add it first. To do that, follow these steps: Open the Windows Settings panel. Go to Time & language > Language & ...
If the unwanted language or keyboard is still in the input switcher but not in the language list, try this: After following these steps, the unwanted keyboard layout should be removed from your system ...
Not sure if users in the US typically have this problem, but here in Canada I keep running into users who accidentally hit Left Alt + Shift or Ctrl + Shift and it keeps changing their keyboard ...