Try this
IT worked for me :-
https://www.digitalcitizen.life/how-reinstall-all-windows-10-default-apps-powershell
Remember to copy the command using right click > copy (Ctrl + C won't work) then run powershell as admin and then right click and it will paste the command automatically.
I still don't see the teredo device but the xbox app works if that's your goal.