How to upgrade POE NVR?

First of all, send your current version to the support for upgrade file. 

Way 1   

1. format the USB flash drive to FAT 32
2. copy the "upgrade file" into U-Disk's root directory.
3. Insert the USB flash drive into the USB port of the NVR / DVR
4. Right click screen---Main menu---Advanced---Upgrade

 

Way 2   

1. Please download DeviceManage tool

2. Unzip the tool and open it (connect your NVR to internet)