: Use an older version of SP Flash Tool (such as v3.x) specifically designed for legacy MT65xx processors. 2. Error 8038: "SP FLASH TOOL ERROR"

The __NODL_ prefix (meaning wn L oad) is a critical safety flag. It tells flash tools to skip these partitions during normal flashing operations. This is vital because partitions like NVRAM are factory-calibrated for your specific device; overwriting or erasing them can lead to a broken cellular radio or loss of Wi-Fi connectivity. Always treat these partitions with extreme care.

: Run Flash_tool.exe as an administrator on a Windows PC.

adb shell su cat /proc/dumchar_info

: Ensure the checkmarks automatically populate next to partitions like PRELOADER , BOOT , and ANDROID . Choose Flashing Mode :

# General PRELOADER 0x0 DSP_BL 0x40000 MBR 0x600000 EBR1 0x620000 UBOOT 0xdc0800 BOOTIMG 0xdc4800 RECOVERY 0x10c4800 ANDROID 0x1cc8800 CACHE 0x49cc8800 USRDATA 0x7bcc8800

How to review a specific scatter file (practical checklist)

Safety recommendations