Update firmware:
Make sure the updating firmware is on the USB disk
Do not power off the DVR during updating;
Press “ENTER” button to start updating.
Then the system will check the updating firmware
When the updating firmware is found O.K., the system starts to update.
Update process:
Erase the former file;
Check the space for update;
When the space is ready, the software update starts, the percent of update is on the right. It takes
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