[Moto G4 Play Questions & Answers] Mr.Tinh-Vietnamese:
D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.0
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (262141 KB)...
OKAY [ 9.609s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 10.081s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.1
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (259542 KB)...
OKAY [ 9.508s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 9.548s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.2
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (262143 KB)...
OKAY [ 9.634s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 9.683s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.3
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (250065 KB)...
OKAY [ 9.212s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 9.268s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.4
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (247664 KB)...
OKAY [ 9.030s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 9.056s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.5
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (262141 KB)...
OKAY [ 9.629s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 9.681s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.6
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (262142 KB)...
OKAY [ 9.786s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 9.818s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash system system.img_sparsechunk.7
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:system: not found
target reported max download size of 268435456 bytes
sending 'system' (121352 KB)...
OKAY [ 4.483s]
writing 'system'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 4.511s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash oem oem.img
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:oem: not found
target reported max download size of 268435456 bytes
sending 'oem' (122549 KB)...
OKAY [ 4.398s]
writing 'oem'...
(bootloader) Invalid signed image
(bootloader) Preflash validation failed
FAILED (remote failure)
finished. total time: 4.870s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash modem NON-HLOS.bin
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:modem: not found
target reported max download size of 268435456 bytes
sending 'modem' (37052 KB)...
OKAY [ 1.407s]
writing 'modem'...
OKAY [ 1.014s]
finished. total time: 2.426s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase modemst1
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:modemst1: not found
erasing 'modemst1'...
OKAY [ 0.021s]
finished. total time: 0.024s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase modemst2
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:modemst2: not found
erasing 'modemst2'...
OKAY [ 0.015s]
finished. total time: 0.016s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot flash fsg fsg.mbn
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:fsg: not found
target reported max download size of 268435456 bytes
sending 'fsg' (1492 KB)...
OKAY [ 0.076s]
writing 'fsg'...
OKAY [ 0.070s]
finished. total time: 0.149s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase cache
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:cache: not found
erasing 'cache'...
OKAY [ 0.022s]
finished. total time: 0.024s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase userdata
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:userdata: not found
erasing 'userdata'...
OKAY [ 0.235s]
finished. total time: 0.237s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase customize
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:customize: not found
erasing 'customize'...
OKAY [ 0.022s]
finished. total time: 0.027s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase clogo
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:clogo: not found
erasing 'clogo'...
OKAY [ 0.031s]
finished. total time: 0.032s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot erase DDR
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
(bootloader) has-slot:DDR: not found
erasing 'DDR'...
OKAY [ 0.011s]
finished. total time: 0.012s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot oem fb_mode_clear
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
...
OKAY [ 0.106s]
finished. total time: 0.108s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot oem lock
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
...
(bootloader) Please flash valid signed images just after lock begin
(bootloader) command!
OKAY [ 0.128s]
finished. total time: 0.129s

D:\app\android_backup\Moto G4 Play XT1607\XT1607_HARPIA_RETUS_MPI24.241-2.35-1>f
astboot reboot
(bootloader) slot-count: not found
(bootloader) slot-suffixes: not found
(bootloader) slot-suffixes: not found
rebooting...

finished. total time: 0.105

I've unbricked my phone and this is the log.

I'm using window 7 and I don't know how to get all the log, here my fastboot command

fastboot oem lock begin
fastboot oem fb_mode_set
fastboot flash partition gpt.bin
fastboot flash bootloader bootloader.img
fastboot flash logo logo.bin
fastboot flash boot boot.img
fastboot flash recovery recovery.img
fastboot flash system system.img_sparsechunk.0
fastboot flash system system.img_sparsechunk.1
fastboot flash system system.img_sparsechunk.2
fastboot flash system system.img_sparsechunk.3
fastboot flash system system.img_sparsechunk.4
fastboot flash system system.img_sparsechunk.5
fastboot flash system system.img_sparsechunk.6
fastboot flash system system.img_sparsechunk.7
fastboot flash oem oem.img
fastboot flash modem NON-HLOS.bin
fastboot erase modemst1
fastboot erase modemst2
fastboot flash fsg fsg.mbn
fastboot erase cache
fastboot erase userdata
fastboot erase customize
fastboot erase clogo
fastboot erase DDR
fastboot oem fb_mode_clear
fastboot oem lock
fastboot reboot

if you know how to relock my XT1607's bootloader,

help me please!