[Moto G6 Questions & Answers] richi323:
i tried this but no luck...:(

C:\Users\Ricardo\Desktop\platform-tools>fastboot oem fb_mode_set

OKAY [ 0.002s]

Finished. Total time: 0.004s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash partition gpt.bin

Sending 'partition' (45 KB) OKAY [ 0.011s]

Writing 'partition' (bootloader) Validating 'gpt.default.xml'

(bootloader) Security version downgrade

(bootloader) Image primary_gpt failed validation

(bootloader) Preflash validation failed

(bootloader) Cancelling 'gpt.default.xml'

FAILED (remote: '')

Finished. Total time: 0.114s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash bootloader bootloader.img

Sending 'bootloader' (7483 KB) OKAY [ 0.792s]

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 [ 0.959s]

Finished. Total time: 1.770s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash modem NON-HLOS.bin

Sending 'modem' (76974 KB) OKAY [ 5.679s]

Writing 'modem' OKAY [ 1.922s]

Finished. Total time: 7.621s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash fsg fsg.mbn

Sending 'fsg' (2380 KB) OKAY [ 0.307s]

Writing 'fsg' OKAY [ 0.175s]

Finished. Total time: 0.500s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash dsp adspso.bin

Sending 'dsp' (16384 KB) OKAY [ 1.843s]

Writing 'dsp' OKAY [ 0.483s]

Finished. Total time: 2.342s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash boot boot.img

Sending 'boot' (16384 KB) OKAY [ 0.867s]

Writing 'boot' (bootloader) Security version downgrade

(bootloader) Image boot failed validation

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 1.116s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash system system.img_sparsechunk.0

Sending 'system' (521139 KB) OKAY [ 32.457s]

Writing 'system' (bootloader) Security version downgrade

(bootloader) Image s failed validation

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 32.604s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash system system.img_sparsechunk.1

Sending 'system' (504408 KB) OKAY [ 25.827s]

Writing 'system' (bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 25.863s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash system system.img_sparsechunk.2

Sending 'system' (515109 KB) OKAY [ 23.901s]

Writing 'system' (bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 24.041s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash system system.img_sparsechunk.3

Sending 'system' (487226 KB) OKAY [ 26.055s]

Writing 'system' (bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 26.258s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash oem oem.img

Sending 'oem' (364938 KB) OKAY [ 19.066s]

Writing 'oem' (bootloader) Security version downgrade

(bootloader) Image o failed validation

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 19.144s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash vendor vendor.img

Sending 'vendor' (230306 KB) OKAY [ 11.192s]

Writing 'vendor' (bootloader) Security version downgrade

(bootloader) Image v failed validation

(bootloader) Invalid signed image

(bootloader) Preflash validation failed

FAILED (remote: '')

Finished. Total time: 11.404s

C:\Users\Ricardo\Desktop\platform-tools>fastboot erase carrier

Erasing 'carrier' OKAY [ 0.120s]

Finished. Total time: 0.214s

C:\Users\Ricardo\Desktop\platform-tools>fastboot erase userdata

Erasing 'userdata' OKAY [ 0.085s]

Finished. Total time: 0.098s

C:\Users\Ricardo\Desktop\platform-tools>fastboot erase DDR

Erasing 'DDR' OKAY [ 0.189s]

Finished. Total time: 0.203s

C:\Users\Ricardo\Desktop\platform-tools>fastboot flash logo logo.bin

Sending 'logo' (1423 KB) OKAY [ 0.096s]

Writing 'logo' OKAY [ 0.150s]

Finished. Total time: 0.260s

C:\Users\Ricardo\Desktop\platform-tools>fastboot oem fb_mode_clear

OKAY [ 0.003s]

Finished. Total time: 0.005s

C:\Users\Ricardo\Desktop\platform-tools>fastboot reboot