CyberSolutions: Unlock Bootloader & Install TWRP

Sunday, March 12, 2017

Unlock Bootloader & Install TWRP

Important:
  • Make sure there is at least 80% battery left on your smartphone before begin rooting your device.
  • Before following this guide do take the full backup of your phone like data, images, video, files, emails, contacts etc
  • Install the ADB and Fastboot drivers on your PC
  • Enable USB debugging on your Yureka Plus smartphone, go to settings >> developers option. If developer’s option isn’t visible on your Galaxy device, simply go to about phone under settings and scroll down to build number, then tap build number up to 7 times to make developers option visible.
  • Enable Usb Debugging & Advanced Boot Option.
  • Now Connect your phone to the PC with USB cable and open a command prompt window in your fastboot/adb folder (C:\adb\). (Hold Shift button on your keyboard and right-click on the empty space of the folder.

  • Now in the command prompt windows enter the following command:-
adb devices

  • If your device is connected you will get it in connected devices
  • Now enter the following command to boot your phone in bootloader mode:-
adb reboot-bootloader
  • Now Your phone will restart into the bootloader.
  • You need unlocked bootloader now. Run the command below to check whether the bootloader of your device is lock or unlocked. By default, it comes locked.
fastboot -i 0x1ebf oem device-info
  • If your bootloader is unlocked, it will say “True”, else it will say “false”. If it is False, then do the next step
  • Now enter the following command to unlock the bootloader
fastboot -i 0x1ebf oem unlock
  • Now your phone will reboot automatically, if not enter the following command to boot.
fastboot reboot
  • Now bootloader is unlocked

INSTALL TWRP CUSTOM RECOVERY:

  • Download the TWRP image file.
  • Now again type the below command to install TWRP (From the fastboot mode)
fastboot -i 0x1ebf flash recovery TWRP.img
  • Now the TWRP recovery on your device. Now, boot your device into recovery mode. For this, first enable the Advanced reboot option in Settings > Developer options. Then hold the power button to get pop-up, then tap on Reboot > Recovery.
  • You are in the TWRP recovery

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