LG Network Attached Storage with built-in Blu-ray Rewriter N4B1 - Manual (Page 73)

. LG NAS Web Menu Use (for LG NAS administrators)

Firmware
LG NAS firmware settings can be changed (Upgrade, Initialization, Configuration and
Backup/Restore).
Upgrade
LG NAS system and Blu-ray Driver firmware can be downloaded from the product web
site, and can be used for upgrading.
Systems with a fire wall do not allow upgrades to be installed