Reference Manual

74 Basic Settings
Use the A (L) button to protect pictures from accidental
deletion. Note that this does
NOT prevent pictures being deleted
when the memory card is formatted.
1 Select an image.
Press the K button to start playback
and display a picture you want to
protect.
2 Press the A (L) button.
Protected pictures are indicated by a
P icon; to remove protection, display
the picture and press the A (L)
button again.
Protecting Pictures from Deletion
A Removing Protection from All Pictures
To remove protection from all pictures in the folder or folders currently
selected for Playback folder in the playback menu, select Unprotect
all in the i menu.