How to format the HDD from NVR system?
You need to format the HDD from the NVR system when you use the Raid HDD or standard HDDs. The O.S. of NVR is Embedded 7 and the format HDD processes same as Windows 7. You can follow up with the process as below:
1.Reboot the NVR first and then turn off all the running program.
2.Clickbutton from Control panel the diagram of HDD setting will pop up as below. Move the Mouse to “Format” icon and then right click of Mouse, then check “GPT” section (If the HDD size bigger than 2TB) or MBR (HDD size less 2TB) and click “OK” start to format the HDD.

3.Click the “New Simple Volume” icon, then click “Next” icon.

4.Specify volume size which you want to the format for the HDD.

5.Assign drive letter or path.

6.Format the HDD partition; you can refer the setting as diagram setting as right side.

7.Click the “Finish” button to finish HDD format.

8.Press the “Save System Setting” icon and reboot the system to complete the changes.