^new^ | Firmware+change+update+on+lg+p970+optimus+black
Before starting, ensure you have backed up all essential data, as flashing firmware can result in data loss.
: Use a tool like KDZ Flash Writer or HardReset LG Flasher . Select the KDZ file and use the "Normal Web Upgrade Test" or "CSE Flash" (for a clean wipe). firmware+change+update+on+lg+p970+optimus+black