Samsung EC-ST150FBPWPY - Manual (Page 83)

Viewing photos or videos in Playback mode
Playback/Editing 82
Protecting a file
Protect a file from accidental deletion.
1
In Playback mode, select a file to protect.
2
Press [m], and then select Protect → On.
3
Repeat steps 1 and 2 to protect additional files.
You cannot delete, resize, or rotate a protected file.
Deleting files
Select files to delete in Playback mode.
Deleting a single file
You can select one file, and then delete it.
1 In Playback mode, select a file, and then press [f].
2 When the pop-up message appears, select Yes.
You can also delete files in Playback mode by pressing [m], and then selecting
Delete → Delete → Yes.