User Configuration > Administrative Templates > Microsoft Project 2016 > Miscellaneous
User
HKCU\software\policies\microsoft\office\16.0\ms project\options\general
This policy setting controls whether the Office Start screen appears on boot for Project. If you enable this policy setting, users will not see the Office Start screen when they boot Project. If you disable or do not configure this policy setting, users will see the Office Start screen when they boot Project. Note: This policy setting is overridden by the policy setting "Microsoft Office 2016 > Miscellaneous > Disable the Office Start screen for all Office applications" if that policy setting is set.