Ensure the file name specifies emmc . Older MediaTek devices used NAND storage. Attempting to use a NAND scatter file on an eMMC device will result in a "BROM Error" in SP Flash Tool.
- partition_index: SYS0 partition_name: PRELOADER file_name: preloader_mt6577.bin is_download: true type: SV5_BL_BIN linear_start_addr: 0x0 physical_start_addr: 0x0 partition_size: 0x40000 region: EMMC_BOOT_1 storage: HW_STORAGE_EMMC boundary_check: true is_reserved: false operation_type: BOOTLOADERS reserve: 0x00 mt6577 android scatter emmctxt link
Verify installation in Windows by plugging in your turned-off phone; it should briefly flash as "MediaTek Preloader USB VCOM Port" before disappearing. Step 2: Set Up SP Flash Tool Ensure the file name specifies emmc
Disclaimer: Flashing firmware can damage your device if done incorrectly. Proceed with caution and ensure you have backups. mt6577 android scatter emmctxt link