​This guide outlines a method to flash Evolution X GSI ROM to Samsung Galaxy A15 4G (models A155M and A155F) directly using Fastboot, bypassing TWRP entirely. This method was successful even when encountering the "Invalid sparse file format at header magic" error.Disclaimer: This procedure is not for the faint of heart. It involves manipulating the very core of your Android device, a delicate dance with the digital gods. Failure will result in the utter annihilation of your...Read more