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6.12 USB Update
Using your PC to create a folder called “firmware” in the root directory of your USB memory stick,
copy the update files to the folder. Plug the USB device into the DVR, go to the menu of Backup
set, check that whether the USB device was detected, go to the Firmware Update menu and
select USB method, move to Update Start and press Enter button and the update will start. If you
see screen below, update was successful. Then reboot the DVR.
NOTE: Do not shut down the DVR when the DVR is updating, it may damage the system.
6.13 Zoom Operation
In shift mode, press zoom button, the DVR will be in zoom mode, which is illustrated as below.
Press upward, downward, leftward or rightward to move the zoom area, and then press enter
button to zoom, press zoom button again to cancel zoom operation.