[ZTE Axon 7 Guides, News, & Discussion] DrakenFX:
YOU MUST HAVE ACCESS TO TWRP TO PROCEED

THIS WILL NOT WORK IF YOU DON'T HAVE TWRP

I'M NOT RESPONSABLE IF THIS PROCESS CREATED A THERMAL NUCLEAR DEVICE

AND / OR TURN YOU INTO FIRESTORM.

NOT RESPONSABLE IF SOMETHING HAPPEN DURING THIS INSTALLATION OR IF

YOU DO A MISTAKE DURING THIS PROCESS

READ, READ , READ , READ AND BE CAREFULL WITH THE COMMAND LINES

PROCEED ON YOUR OWN RISK​

READ, READ, READ BEFORE PROCEEDING....

​

Hi A7 Users

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Here we are with a new / excited finding ( thanks [MENTION=4911249]Unjustified Dev[/MENTION] )for ALL of us A2017U and A2017G (IS GETTING OFFICIAL UNLOCK AND THIS METHOD NOT TESTED YET,ANY VOLUNTEER?)

and is about UNLOCKING the Bootloader for those who are stock B20 or B27 + Lock Booloader.

Only IMPORTANT requirement is you need to have TWRP install, so if you don't have TWRP install here is the link

and you just NEED TO INSTALL TWRP and if you haven't back-up your STOCK boot.img is the right time to do so

Click Here on How to Flash TWRP with Lock Bootloader, Thank You [MENTION=7890973]tennear[/MENTION]

NOTE : THIS PROCEDURE WILL ERASE , I REPEAT WILL ERASE YOUR DATA + INTERNAL STORAGE.

SDCARD IS SAFE.

Steps :

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1- Download this File TWRP_UnlockBootloaderPackage_by_DrakenFX.zip and move to your SDCard.

2- Enable "OEM UNLOCKING" under Developer Options

3- Reboot to TWRP

adb reboot recovery

4- Lets make sure your device is detected

adb devices

Great let keep going.

5- Open Command and navigate to your adb location.

6- Type the following

* BACK-UP AND PULL CURRENT FASTBOOT IMAGE

adb shell dd if=/dev/block/bootdevice/by-name/fbop of=/sdcard/fbop_lock.img
adb pull /sdcard/fbop_lock.img

* FLASH TWRP_UnlockBootloaderPackage_by_DrakenFX.zip

Awesome you have backup and flash the bootloader unlock package file but wait we're done yet

7- Type the Following

adb reboot bootloader

8- Lets make sure device is present

fastboot devices

9- Now let's Unlock the Bootloader (THIS WILL WIPE DATA+INTERNAL STORAGE)

fastboot oem unlock

10- You'll boot in TWRP once there do the following :

* tap [B]CANCEL[/B]
* tap [B]WIPE [/B]
* tap [B]FORMAT DATA[/B] and Follow the Instructions

11- Once done REBOOT

12- WHEN FULL BOOT GO BACK TO TWRP AND CREATE A BACK-UP AND KEEP IT SAFE

13- Have Fun you're now Bootloader Unlock With Stock B20 or B27 Software.

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NOTE : A2017U.B27 Users Everytime you BOOT to System , Recovery, etc, etc you'll be getting a splash screen, JUST WAIT 5 SEC. and your device will boot to where you want to go.

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If You Have the A2017G version and you are already on B03 you can follow step by [MENTION=1150948]Starvirus[/MENTION]

A2017G_B03 Unlock Bootloader Steps

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CREDIT / Contributor

- [MENTION=4911249]Unjustified Dev[/MENTION] for testing in his Brand New just less than 3 hrs old A2017U :D and popping up in me the idea about this finding

- Thank you [MENTION=4061250]regenwurm16[/MENTION] for Confirm New method working for A2017G

- Thank you [MENTION=1150948]Starvirus[/MENTION] for provide B03 steps

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