How install a hard drive in a DVR or NVR
Do not connect power
Open the cover of the DVR or NVR , usually small screws on all 2 sides and the back.
secure the hard drive in position and attach the power and sata cable . They will connect only one way, if look the connection it is slightly like a ” L” you match both side and push.
when power and sata cable is connected to the hard drive and it is all secure, close the cover and power the DVR or NVR.
Use the mouse provide to navigate to the setting and format hard drive.