consultta en el paso 2
al querer instalar el twrp la consola me da este error.....
C:\Program Files (x86)\Minimal ADB and Fastboot>fastboot flash recovery recovery.img
target reported max download size of 536870912 bytes
sending 'recovery' (34102 KB)...
OKAY [ 0.737s]
writing 'recovery'...
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 0.741s
C:\Program Files (x86)\Minimal ADB and Fastboot>
algun consejo?