You probably mean "Image Comment". If so, that is under the setup menu option (see page 238 of the manual).
And if you want to change what's under "Copyright", that can also be found in the setup menu (page 243 in the manual).
The only way forward is .... forward.
|IMG_8168ABCD by citori525|
|McKinley meadow by TimR32225|
from Natural meadows
|Flare-well to a Classic Flying Machine by cjf2|
from Flying Machines
|_DSC2146 by jerste|
from Helios-44 II
|Leopoldsteinersee by RaCor|
from Landscape - Colour #3