I’ve post here links to download the different LG Optimus Black P970 firmwares. LG Cell Phone Software
Caution: Do not forget to backup your files and data before flashing. It will erase all data. Good luck. LG-Optimus info
LG Optimus Black P970 Firmwares V10A Download:
LG Optimus Black P970 Firmwares V10B Download:
LG Optimus Black P970 Firmwares V11B Download:
LG Cell Phone – Related Posts