Many ready-made repacked versions for LUA-L02 already circulate on forums (4pda, XDA, GSMhosting). Look for the tag [Repack Done] in the filename.
: The phone continuously restarts without reaching the home screen. | Error | Solution | |-------|----------| | BROM
| Error | Solution | |-------|----------| | BROM ERROR: S_FT_ENABLE_DRAM_FAIL | Bad preloader → flash using test points or force BROM mode (short CLK/GND) | | STATUS_EXT_RAM_EXCEPTION | Wrong repack → use LUA-L02 specific custom_emmc.txt | | Hang at logo after flash | Flash userdata + cache from repack; or replace logo.bin | | Device not detected | Install MT65xx Preloader VCOM drivers (disable driver signature on Win10) | | Error | Solution | |-------|----------| | BROM
| Issue | Cause | Solution | |-------|-------|----------| | Brom error 0xC0050003 | Preloader mismatch | Use original preloader from a dump of the same LUA-L02 variant | | Hang at Huawei logo after flash | Corrupted cust partition | Repack with empty cust.img or delete its line from scatter | | SP Flash Tool stuck at 0% | Driver not loaded | Reinstall MTK VCOM drivers, disable driver signature enforcement | | Device goes to Meta mode | LK damaged | Repack with lk.bin from a confirmed working stock ROM | | Error | Solution | |-------|----------| | BROM
Use if the device is completely dead or "Download Only" fails. Avoid "Format All + Download" as it may erase your IMEI and NVRAM data.