hey i found the solution WARNING : BACKUP YOUR DEVICE BEFORE DOING THIS download you firmware files through navifirm both the oem( almost 1gb ) and emmc ( almost 2gb ) Change oem file name to " main.bin " Change emmc long file name to " emmc.bin " flash with this command: flasher -f -F main.bin --erase-user-data=secure flasher -f -F main.bin -F emmc.bin --flash-only=mmc problem solved ))