User Configuration > Administrative Templates > Microsoft Project 2016 > Project Options > Calculation > Calculation options for Microsoft Project
User
HKCU\software\policies\microsoft\office\16.0\ms project\options\calculation
Specifies that calculations should be done automatically as soon as a change is made. If you enable this setting, calculations will be made after every change to the project. If you disable or do not configure this setting, the user's default setting is used.