[Moto G5 Plus Questions & Answers] nano930105:
Hello guys! I tried to blankflash and I didn't get it. The .BAT file only shows <waiting for devices>

It boots in bootloader but I couldn't flash a firmware:

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash partition gpt.bin

target reported max download size of 536870912 bytes

sending 'partition' (45 KB)...

OKAY [ 0.054s]

writing 'partition'...

(bootloader) Validating 'gpt.default.xml'

(bootloader) Committing 'gpt.default.xml'

(bootloader) - flashing 'gpt_main0.bin' to 'partition:0'

(bootloader) Flashing primary GPT image...

(bootloader) Flashing backup GPT image...

OKAY [ 0.187s]

finished. total time: 0.249s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash bootloader bootloader.img

target reported max download size of 536870912 bytes

sending 'bootloader' (5115 KB)...

OKAY [ 0.181s]

writing 'bootloader'...

(bootloader) Validating 'bootloader.default.xml'

(bootloader) Committing 'bootloader.default.xml'

(bootloader) - flashing 'emmc_appsboot.mbn' to 'aboot'

(bootloader) - flashing 'rpm.mbn' to 'rpm'

(bootloader) - flashing 'tz.mbn' to 'tz'

(bootloader) - flashing 'devcfg.mbn' to 'devcfg'

(bootloader) - flashing 'cmnlib.mbn' to 'cmnlib'

(bootloader) - flashing 'cmnlib64.mbn' to 'cmnlib64'

(bootloader) - flashing 'keymaster.mbn' to 'keymaster'

(bootloader) - flashing 'prov.mbn' to 'prov'

(bootloader) - flashing 'sbl1.mbn' to 'sbl1'

OKAY [ 0.573s]

finished. total time: 0.756s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash logo logo.bin

target reported max download size of 536870912 bytes

sending 'logo' (2186 KB)...

OKAY [ 0.098s]

writing 'logo'...

OKAY [ 0.091s]

finished. total time: 0.190s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash boot boot.img

target reported max download size of 536870912 bytes

sending 'boot' (16384 KB)...

OKAY [ 0.521s]

writing 'boot'...

(bootloader) Security version downgrade

(bootloader) Image boot failed validation

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 0.722s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash recovery recovery.img

target reported max download size of 536870912 bytes

sending 'recovery' (14788 KB)...

OKAY [ 0.454s]

writing 'recovery'...

(bootloader) Image recovery failed validation

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 0.503s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash dsp adspso.bin

target reported max download size of 536870912 bytes

sending 'dsp' (16384 KB)...

OKAY [ 0.482s]

writing 'dsp'...

OKAY [ 0.184s]

finished. total time: 0.667s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash oem oem.img

target reported max download size of 536870912 bytes

sending 'oem' (104608 KB)...

OKAY [ 3.083s]

writing 'oem'...

(bootloader) Security version downgrade

(bootloader) Image o failed validation

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 3.194s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.0

target reported max download size of 536870912 bytes

sending 'system' (256557 KB)...

OKAY [ 7.561s]

writing 'system'...

(bootloader) Security version downgrade

(bootloader) Image s failed validation

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.681s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.1

target reported max download size of 536870912 bytes

sending 'system' (256617 KB)...

OKAY [ 7.529s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.567s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.2

target reported max download size of 536870912 bytes

sending 'system' (254213 KB)...

OKAY [ 7.442s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.482s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.3

target reported max download size of 536870912 bytes

sending 'system' (256710 KB)...

OKAY [ 7.557s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 8.332s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.4

target reported max download size of 536870912 bytes

sending 'system' (256912 KB)...

OKAY [ 7.531s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.565s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.5

target reported max download size of 536870912 bytes

sending 'system' (257861 KB)...

OKAY [ 7.591s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.627s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.6

target reported max download size of 536870912 bytes

sending 'system' (260027 KB)...

OKAY [ 7.687s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.730s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.7

target reported max download size of 536870912 bytes

sending 'system' (257537 KB)...

OKAY [ 7.587s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.633s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash system system.img_sparsechunk.8

target reported max download size of 536870912 bytes

sending 'system' (257805 KB)...

OKAY [ 7.580s]

writing 'system'...

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote failure)

finished. total time: 7.613s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash modem NON-HLOS.bin

target reported max download size of 536870912 bytes

sending 'modem' (71925 KB)...

OKAY [ 2.134s]

writing 'modem'...

OKAY [ 0.613s]

finished. total time: 2.749s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot erase modemst1

erasing 'modemst1'...

OKAY [ 0.036s]

finished. total time: 0.037s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot erase modemst2

erasing 'modemst2'...

OKAY [ 0.051s]

finished. total time: 0.051s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot flash fsg fsg.mbn

target reported max download size of 536870912 bytes

sending 'fsg' (3012 KB)...

OKAY [ 0.109s]

writing 'fsg'...

OKAY [ 0.093s]

finished. total time: 0.204s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot erase cache

erasing 'cache'...

OKAY [ 0.030s]

finished. total time: 0.031s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot erase userdata

erasing 'userdata'...

OKAY [ 0.076s]

finished. total time: 0.077s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot erase customize

erasing 'customize'...

(bootloader) Permission denied

FAILED (remote failure)

finished. total time: 0.011s

C:\Users\Daniel\Downloads\MTOG\Stock Oreo 810 OPS28.85-13 Full Fastboot\XT1672_POTTER_RETAIL_8.1.0_OPS28.85-13_cid50_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot erase clogo

erasing 'clogo'...

(bootloader) Permission denied

FAILED (remote failure)

finished. total time: 0.034s

I really appreciate your help!