Policy
Automatically add new items to the global project
This policy setting specifies whether new items (views, tables, filters, and groups) are automatically added to the global project so they are available in all of the projects. If you enable or do not configure this policy setting, new items will be automatically added to the global project. If you disable this policy setting, new items will not be automatically added to the global project.
9d0839bd278a L_AutomaticallyAddNewItemsToTheGlobalProject Registry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\ms project\options\view\automatically add items to the global (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\ms project\options\view\automatically add items to the global (disabled) = 0 Policy notes
This policy setting specifies whether new items (views, tables, filters, and groups) are automatically added to the global project so they are available in all of the projects. If you enable or do not configure this policy setting, new items will be automatically added to the global project. If you disable this policy setting, new items will not be automatically added to the global project.