The INFINIX X6815B-H772AB-R-OP-220111V224 is a factory-signed, scatter-format firmware designed for the MediaTek Dimensity 900-powered Infinix Zero 5G (X6815B) to fix software-related issues, such as boot loops, "dead" states, or "Red State" errors. The firmware can be installed via SP Flash Tool or Infinix Flash Tool, requiring pre-installed MediaTek VCOM drivers and proper USB connection methods. For comprehensive flashing procedures, visit Hovatek . Infinix Zero 5G X6815, X6815B technical specifications