Tampoco ha funcionado mira lo que me dice al intentar borrar el userdata.
C:\mini-sdk>fastboot erase userdata
erasing 'userdata'...
FAILED (remote: not allowed)
finished. total time: -0.000s
los demas pasos bien
C:\mini-sdk>fastboot erase cache
erasing 'cache'...
OKAY [ 0.090s]
finished. total time: 0.090s
C:\mini-sdk>fastboot flash recovery 217fw_openrecovery-twrp-2.5.0.0-m7.img
sending 'recovery' (8512 KB)...
OKAY [ 1.090s]
writing 'recovery'...
OKAY [ 0.670s]
finished. total time: 1.770s
C:\mini-sdk>fastboot reboot-bootloader
rebooting into bootloader...
OKAY [ 0.040s]
finished. total time: 0.040s
Pero tampoco arranca en recovery