4.2.7.5 Revert Default
System revert to the default setting status of Delivery (according to revert the details sleeted in the menu.
Attention: Menu color, language, date time format, video system, IP address, user account etc. can not be reverted.
4.2.8 File Backup
Please see the details of it at Chapter III 3.7 (The Backup Operation of Recording File ).
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