The LG P970, also known as Optimus Black, was released in New Zealand by carrier 2degrees mobile in 2011.
Now the Optimus Black (LG P970) will receive the V30b Firmware update. The Optimus Black (LG P970) owners can download the LG Mobile Support tools Software and LG P970 USB Drivers, and then update your device.
or visit lg official support http://www.lg.com/nz/support-mobile/lg-LGP970 for Optimus Black (LG P970) software update instructions.
If you like to download the LG P970 (2degrees mobile) v30b stock ROM/firmware, please visit here, input your device’s IMEI code and start to download the v30b kdz for your device.