HTC Butterfly 3 Bootloader Unlocking Tutorial

HTC Butterfly 3 Bootloader Unlocking Tutorial

HTC Butterfly 3 bootloader unlocking is the very first step to start the further development on your device. Once you have learned how to unlock the bootloader of your HTC Butterfly 3 you are all set to begin with modifying your system or start with the development. Bootloader unlocking allows you to perform advance tasks like flashing modified boot images, installing custom recoveries like TWRP or CWM and finally you will be able to root your device in no time.

TWRP or CWM are the custom recoveries need to be setup first to fulfill the basic requirement of unlocked bootloader. Its almost impossible to root your device or setup recovery without unlocking because without it the essential fastboot commands won’t perform the required actions. This simple tutorial will guide to go it in no time.

All the listed steps in this tutorial has been already tested on the HTC Butterfly 3 and it should work for almost all the variants of this device. Before proceeding further, make sure that the “OEM Unlock” option is set allowed in the developer options.

S-OFF your device on the latest update in order to perform the listed steps as the mentioned TWRP build requires you to flash it to the boot partition, because TWRP will not act like a normal recovery if flashing it to the recovery partition. You can also try the bootloader unlocking tool named Sunshine for the HTC and Motorola devices.

To check the status of S-OFF, switch to Download Mode by turning off your device then press and hold the Power + Volume=Down. Once you get into the Download Mode, you can check the status of S-OFF.

Now lets start with unlocking the bootloader of HTC Butterfly 3

Caution: Bootloader Unlocking may void manufacturer warranty. We won’t be held responsible for any kind or internal or external damage to your device whatsoever. We won’t be liable if your device get bricked. Reader’s discretion is highly advised.

Backup Device Apps and Data

The steps you are going to perform will wipe all your important device data, so its highly recommended to take backup. The process will also factory reset your device. Make sure you backup all your installed apps, personal data, media and internal storage just in case if anything goes wrong.

How to Unlock Bootloader on HTC Butterfly 3

Bootloader Unlocking Prerequisites

  • S-OFF must be set on your HTC device or it will not work.
  • Steps of this guide is for HTC Butterfly 3 only, do not apply it on any other device.
  • ADB and Fastboot must be setup properly on your PC. You can download and install ADB and Fastboot setup for Windows, MAC or Linux OS from here.
  • Pick the right USB Device Drivers for your HTC device from here and install it on your PC.
  • Turn on the debugging mode of usb. To do so, go to device Settings >> Developer options and enable USB Debugging option.
  • From developer options enable the Allow oem unlock option. This step is very important.

Instructions to Unlock Bootloader of HTC Butterfly 3

  • Make sure that ADB and Fastboot is installed and working properly on your PC. And to enable the USB Debugging accept the message which says “Always allow from this computer” when you plug in the device using usb cable for the first time.
  • Turn off the power of your device and unplug it from the PC port.
  • Now switch to bootloader or fastboot mode. To boot your device into bootloader or fastboot mode press and hold the volume down and power keys simultaneously for few seconds until you see the bootloader screen, then connect the device to PC using a stock USB cable (Here you can choose the fastboot option if its available). Alternatively you can push the following command while your device is connected to your PC, in order to boot your device into bootloader mode:
    • adb reboot bootloader
  • Launch the terminal or command prompt window on your PC by holding keyboard shift key and right-click on an empty area and then click on the “Open command window here” option to launch a command prompt window.
  • Now check the connectivity status of your device through fastboot. Push the following command to check if fastboot is working properly. The command will return the serial number of your device:
    • fastboot devices
  • This is the most important step. In this step we will push a command via fasboot to unlock the bootloader. To do so, type the following command and hit the enter on keyboard then choose yes if prompted on your device screen:
    • fastboot oem unlock
  • Congrats, your device bootloader is now unlocked. Simply reboot the device manually by typing the following command in fastboot terminal window and hit the enter key on your keyboard:
    • fastboot reboot
  • Unlock symbol on device will appear when you reboot your device. This indicates that your device has successfully been unlocked.

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