Displays tips for Gantt bars and field headings, including dates for timescale units, and the full cell contents if a cell is too narrow to completely display the text in sheet and Network Diagram views.
If you enable this setting, tips are displayed fro Gantt bars and field headings.
If you disable or do not configure this setting, the user's default setting is used.
|Registry Path||software\policies\microsoft\office\16.0\ms project\options\view|
|Value Name||show tooltips|