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FAQ 1
Q: How to upgrade the NVR system?
A: Please follow the below steps to upgrade the NVR
system.
1. Contact Tech support :service@zositech.com to get the upgrade file
2. Please copy the NVR upgrade file *****.rom to the USB disk, and do not change the name of the upgrade file.
3. Right-click mouse in main menu >System setup>System admin>System upgrade>USB storage>click start.
4. Then the system will show "USB storage is not found, please insert USB storage in one minute", please unplug the mouse,
and insert the USB disk with the upgrade file. The system will automatically upgrade after the USB disk being inserted into
the NVR, wait for the progress bar to 100% (it takes about 5 minutes), and restart the NVR after the upgrade is finished.
Note:
1. Do not power off the NVR during the upgrade process, otherwise the upgrade will be failed.
2. During the upgrade process, if the upgrade is failed because of the improper operation. Starting the emergency recovery
method can be used to restore the system, please restore the system according to the following steps: check the upgrade
file and copy it to the root category of the USB flash disk. Then insert the USB flash disk into the NVR, and power on the
NVR. You will hear the sound "Dee", and please wait for about three minutes after that the system would be recovered and
automatically restarts.
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