A51_DTUL how to downgrad ver 7.0 to 6.0 need help

A51_DTUL how to downgrad ver 7.0 to 6.0 need help




[A51_DTUL_3.17.720.3_ASIA_INDIA_7.0] to [A51_DTUL_2.10.720.5_ASIA_INDIA_6.0]



https://i.postimg.cc/HW02SSMS/2018-12-14-191828.png

Code:

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Reading information...
Using Fastboot mode...
Reading common information
(bootloader) version: 0.5
(bootloader) version-bootloader: 3.19.0.0000
(bootloader) version-baseband: 01.01.010_U10305041_08.01.51015
(bootloader) version-cpld: None
(bootloader) version-microp: None
(bootloader) version-main: 3.17.720.3
(bootloader) version-misc: PVT SHIP S-ON
(bootloader) serialno: CC517YC00158
(bootloader) imei: 357585061069422
(bootloader) imei2: 357585061069430
(bootloader) meid: 00000000000000
(bootloader) product: a51_dtul
(bootloader) platform: hTCBmsm8939
(bootloader) modelid: 0PFJ10000
(bootloader) cidnum: HTC__038
(bootloader) battery-status: good
(bootloader) battery-voltage: 0mV
(bootloader) partition-layout: Generic
(bootloader) security: on
(bootloader) build-mode: SHIP
(bootloader) boot-mode: FASTBOOT
(bootloader) commitno-bootloader: 9cf29e72
(bootloader) hbootpreupdate: 11
(bootloader) gencheckpt: 0
(bootloader) mfg-name: 1001
all: Done!
finished. total time: 0.019s
htc_fastboot finished
Reading CID information
... (bootloader) cid: HTC__038
OKAY
finished. total time: 0.012s
htc_fastboot finished
Reading MEID information
... (bootloader) meid: 00000000000000
OKAY
finished. total time: 0.011s
htc_fastboot finished
Reading IMEI1 information
... (bootloader) imei: 357585061069422
OKAY
finished. total time: 0.012s
htc_fastboot finished
Reading IMEI2 information
... (bootloader) imei2: 357585061069430
OKAY
finished. total time: 0.011s
htc_fastboot finished
Reading secure flag information
... (bootloader) secure_flag: 3
OKAY
finished. total time: 0.012s
htc_fastboot finished
Reading serial number information
... (bootloader) [ERR] Command error !!!
OKAY
finished. total time: 0.012s
htc_fastboot finished
Reading color information
... (bootloader) [ERR] Command error !!!
OKAY
finished. total time: 0.011s
htc_fastboot finished
Read information completed.

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