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10. How to upgrade DVR?
How to upgrade DVR
Prepare： Copy the upgrade file to USB flash drive (please copy the file to the place when you opened the USB flash drive) directory, do not change the upgrade file name. Then insert the USB flash drive to the DVR’s USB port.
Note: The DVR can not be powered off during the upgrade process, otherwise the DVR will not start.
1、Click Main Menu
2、Click advanced
3、Click upgrade
4、click upgrade, waiting for the upgrade process to complete, then the system will be restart again.
