System Upgrade; Shutdown - UNIVIEW NVR304-32EP-B User Manual

CAUTION!
Files deleted automatically cannot be recovered.

System Upgrade

Upgrade the NVR under Maintain > Upgrade locally (using an upgrade
file saved in a USB storage device) or by cloud (through a cloud server).
To upgrade by cloud, ensure that the NVR is connected to a fully
functional DNS server (configured under System > Network > Basic), and
click Check to see whether a newer version is available. The time that a
cloud upgrade takes is affected by network connection status.
CAUTION!
Make sure power is not interrupted during upgrade. A power failure

during system upgrade may cause startup failure. Use an
Uninterrupted Power Supply (UPS) if necessary.
Ensure network connectivity for a cloud upgrade.

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Shutdown

Click Shutdown to log out, restart or shut down as needed. To shut
down the NVR, you may also long-press the power button on the front
panel (if available) for around three seconds till an on-screen message
appears, and then click Yes.
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