X12 Plus Custom Firmware ((link))

Familiarize yourself with the new button combinations. Most custom firmwares map Select + Start to exit a game, and Select + R1/L1 for quick-saving and quick-loading. Troubleshooting Common CFW Issues Issue 1: The Device Boots to a Black Screen

Custom firmware is a modified operating system built by independent developers. It replaces the stock software that comes with your device. X12 Plus Custom Firmware