Samsung Smart Camera NX1000 User Manual page 6

You can select multiple files and delete them.
In Playback mode, press [_] _ Multiple Delete.
o Alternatively, in Playback mode, press [MENU] -_ [_1]] -_
Delete -_ Select.
Select files you want to delete by rotating the navigation
[$,/AF],
button or pressing and then press [_].
o Press [_] again to cance! your selection.
Press [,_ ].
When the pop-up message appears, select Yes.
You can delete all files on the memory card at once.
In Playback mode, press [MENU].
Select []_] [] -_ Delete -_ All.
When the pop-up message appears, select Yes.