GE E840S - Manual (Page 65)

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Playback menu
Mode:
In playback mode, press the button to
enter the Playback menu.
Please refer to the following sections for
detailed instructions on the various menu
options.
Protect
To prevent pictures or videos being erased
accidentally, you can use this setting to lock
one or all files.
To protect/unprotect a picture or video:
1. Switch to playback mode using the mode
dial. Use the Left/Right buttons to locate
and display the photo or movie that you
want to protect.