Allow cell drag and drop
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\ms project\options\edit Value name: drag and drop
Enabled: drag and drop = 1
Disabled: drag and drop = 0
Description
Allow fields in sheets to be moved using the mouse. If you enable this setting, users can move rows and fields to new locations using the mouse. If you disable or do not configure this setting, the user's default setting is used.