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5.2.2
Delete Old Files
Delete the video or pictures stored in SD card, FTP or NAS server according to the time which has been
set.
Step 1
Select "Setup > System > Auto Maintain" and the system will display the interface of "Auto Maintain",
which is shown in Figure 5-2.
Figure 5-2
Step 2
Select "Auto Delete Old Files" and customize the period when it needs to delete files.
The time range is between 1 day to 31 days.
Step 3
Click "Save" to complete setting.
5.3 Backup and Recovery
5.3.1
Backup Device Config Info
It can export device config file and backup device config info via configuring import and export function.
Step 1
Select "Setup > System > Import/Export" and the system will display the interface of "Import/Export",
which is shown in Figure 5-3.