QNAP Security VioStor NVR (Version: 3.3.2) - Manual (Page 188)

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6.7.6 Backup/Restore/Reset Settings
 To back up all the settings, including the user accounts, the server name and the
network configuration, click ‘Backup’ and select to open or save the setting file.
 To restore all the settings, click ‘Browse’ to select a previously saved setting file and
click ‘Restore’.
 To reset all the settings to default, click ‘Reset’. All the disk data will be deleted.
Caution: When you press ‘Reset’ on this page, all the drive data, user accounts, network
shares, and the system settings will be cleared and restored to default. Please make sure
you have backed up all the important data and the system settings before resetting the
NVR.