By late 2012, LG abandoned the P970 (stuck at Android 2.3.4). But the hardware wasn't dead. Developers began porting . This required a different kind of firmware update:
The most stable way to update your firmware is through official channels. The LG Optimus Black Android 4.0.4 (Ice Cream Sandwich) as its final official version. Firmware Over-the-Air (FOTA): Settings > System > System Updates > Update LG Software Check now for update LG Mobile Support Tool (B2CAppSetup): Download and install the LG Mobile Support Tool on a Windows PC. Connect your phone via USB and select Start Updating within the application. 2. Manual Firmware Change (KDZ Flashing) firmware+change+update+on+lg+p970+optimus+black
Click on (this typically keeps your data, while "CSE Flash" performs a clean install). Select Upgrade Start when prompted. By late 2012, LG abandoned the P970 (stuck at Android 2