Never turn off the power during the update; this can "brick" the device.
Plug the USB drive into the USB port of the XVR1B04HI. Initiate Update: Navigate to Main Menu > Setting > System > Upgrade . Click the Detect button. Select the firmware file on the USB drive. Click Update or Upgrade .
Click the login button next to the device listing and enter your admin credentials. xvr1b04hi firmware updated
Remove the USB drive and power cycle the unit. If it remains bricked, you must use the Dahua ConfigTool on a connected PC to attempt a network TFTP recovery flash. Cameras Showing "No Video" or Black Screens
Performing a on the XVR1B04HI is straightforward if you follow the correct sequence. Below are three methods: via USB, via web browser, and via network auto-update. Never turn off the power during the update;
You can update your device through several official methods: XVR1B04H-I - Dahua MENA
Summary
Cause: A corrupted USB sector or corrupted firmware file download.
This is the easiest method if your XVR is connected to the internet. Click the Detect button