Showing / Hiding Info
On reslice viewers and 2D viewers, image details are shown by default.
To hide or reveal the image details:
On the title bar of the viewer, click 
, and then select Hide Info or Show Info.
Press [Ctrl+I] or [Cmd+I].
The following information is hidden for all viewers in the active workspace:
Acquisition date and time
Slice number, Slice thickness, Slice indicators