Qualcomm Flash Loader V10 [ Recommended • 2026 ]

Whether you are a developer looking to flash a custom build, or a user trying to revive a "hard-bricked" phone, understanding the QFIL process is essential. What is Qualcomm Flash Loader v10 (QFIL)?

# Display device info qflash.exe --loader=prog_emmc_firehose_SM8250_ddr.elf --getinfo qualcomm flash loader v10

Host Device (EDL) | | |------- Hello (0x01) ---------->| |<------- Auth (0x02) -----------| |------- Key (0x03) ------------>| |<------- Ready (0x04) ----------| |------- Program (0x05) -------->| |<------- Progress (0x06) -------| |------- Patch (0x07) ---------->| |<------- Complete (0x08) -------| |------- Reset (0x09) ---------->| | | (reboot) Whether you are a developer looking to flash