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In playback mode, press Menu button, select “Protect”, you will have protect lock options
(“lock one” to protect the selected file,“lock all” to protect all the files on the memory card)
and protect unlock options (“unlock
one” to unlock the selected files, “unlock all” to unlock all the protected files on the memory
card).
SETTINGS
General settings
In any mode, long press Menu (M) button twice, to open general settings menu.
