LT Security LTD2308SE-B - Manual (Page 76)

Digital Video Recorder User Manual
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Step1: Enter into Searchfile management; refer to Fig 7-9:
Fig 7-9 file management interface
Lock: select certain file item in the file list box, click “Lock” button to lock this file that ca not be deleted or overlaid
Unlock: select a locked file, click “unlock” button to unlock this file
Delete: select an unlock file, click “delete” button to delete this file from file list