2012-11-07, The Official model number for LG Optimus G for Sprint is LGLS970!
The Firmware update “LS970ZV8”, revision “00_1″ has been released by LG Official. The Latest Firmware for Sprint LG Optimus G(LGls970) is “LS970ZV8” (revision 00_1).
If your device ‘s current software version is “LS970ZV8”, Your device firmware is up to date!
Sprint LG optimus G has not been released to mass yet, As scheduled, the Sprint LG Optimus G will be available for purchase starting from Nov 11, 2012.
If you have purchased the LG Optimus G(LGLS970) and got it in hand, You can check your device firmware by:
Going Home Screen-> Menu-> Settings-> About device to identify your device firmware version.
You need to download Sprint LG Optimus G USB Drivers and LG MOBILE Support Tool to start firmware update