Unlock, root and flash custom recovery on androidone, everything through linux

Standard
Warning : You may brick your device. Follow the instruction at your own risk.
Disclaimer: Unlocking your phone’s bootloader voids its warranty.

 

Prerequisite

 

1. Android Debug Bridge CLI tool and Android Fastboot protocol CLI tool. Easily available in debian via

apt-get install android-tools-adb android-tools-fastboot

2. Custom recovery

TWRP is used here. For androidone (code name sprout) use twrp-2.8.6.0-sprout.img
http://dl.twrp.me/sprout/twrp-2.8.6.0-sprout.img

3. Superuser access management

UPDATE-SuperSU-v2.02.zip
http://download.chainfire.eu/452/SuperSU/

4. Linux root access ( execute all commands in this guide as root )

5. USB data cable to connect mobile device with laptop

 

Activate Developer Options and USB debugging

 

Go to Settings -> About Phone and tap seven times on Build number to enable Developer option and then enable USB debugugging at same.

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2015_04_22_17.50.00

 

Communicate with android through adb

 

Connect mobile into laptop usb and agree with “Allow usb debugging”  as asked by phone.

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As root execute “adb devices” on linux and the device should be listed.

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Before Going further take a full backup even without root

 

full backup of nonrooted android

 

oem unlock and flash recovery, supersu through fastboot

 

reboot android in fastboot mode through adb

adb reboot-bootloader

Once in fastboot mode adb can’t communicate with android anymore, hence need Fastboot protocol CLI tool. Verify the availability of device in fastboot mode

fastboot devices

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Run the following from the folder contains recovery image and supersu

Flash recovery image

fastboot flash recovery twrp-2.8.6.0-sprout.img

Flash superuser zip

Reboot into normal mode

fastboot reboot

Push SuperSu zip into SD

adb push UPDATE-SuperSU-v2.02.zip /sdcard

Reboot into Recovery

adb reboot recovery

Install the SuperSu from recovery
Reboot into normal mode

Check root access in normal mode

adb shell
su
who am i

shell@sprout will be changed to root@sprout and obviously “who am i” is there.

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One response »

  1. I think the point of Android one is to get updates from Google directly, which I keep getting on my Lava Pixel V1. I believe each update would either unroot the phone or the updates would stop detecting that the warranty has been void. Then why go through this hassle?

    Like

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