User Configuration > Administrative Templates > Microsoft Word 2016 > Word Options > Proofing > AutoCorrect
User
HKCU\software\policies\microsoft\office\16.0\word\options\assist
This policy setting allows you to set the "Correct keyboard setting" option in Word Options | Proofing | "AutoCorrect Options..." | AutoCorrect. If you enable this policy setting, "Correct keyboard setting" will be set. If you disable or do not configure this policy setting, "Correct keyboard setting" will not be set.