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#Sprint device unlock application zte flash how to
#Sprint device unlock application zte flash install
#Sprint device unlock application zte flash serial
#Sprint device unlock application zte flash driver

There is no need for a nexus device, if you own one, you can just skip this step. Otherwise, ensure you’ve performed the above steps correctly.

#Sprint device unlock application zte flash serial

If it shows a serial number, your device is recognized and you can continue with the process.

The PC will pop-up a Command Prompt window, then run the command: adb devices.

Input the letters "cmd" in the "address bar", and enter.

Then open the folder of "tools" under the folder of "Kingo ROOT".

#Sprint device unlock application zte flash install

Find the folder of KingoRoot where you install it, double click to open the folder of "Kingo ROOT".

#Sprint device unlock application zte flash driver

After launching the KingoRoot, the PC will download the USB driver of your device automatically.

Find the icon of KingoRoot and launch it with the device connecting to the PC.

If you fail to connect you device to PC, please refer to Device Not Connected. Once you have connected you device to the PC, the device will show the option of "USB debugging", then just enable the USB debugging.

Go to Settings>Developer Options>USB Debugging.

Tap the Back button and you'll see the Developer options menu under System on your Settings screen.

When you are done, you'll see the message "You are now a developer!".

Tap a few times and you'll see a countdown that reads "You are now 3 steps away from being a developer."

Tap the Build number field seven times to enable Developer Options.

Click Menu button to enter into APP Drawer.

Scroll down to the bottom of the "About phone" and locate the "Build Number" field.

Scroll down to the bottom and tap "About phone" or "About tablet".

Click Menu button to enter into App drawer.

Connect the device to the PC via an USB cable.

The KingoRoot includes the Android SDK and will download the USB driver of your device automatically once connected to the PC. Here KingoRoot is not used for rooting but an alternative to Android SDK and USB driver. KingoRoot is the best and easiest root tool for free. Backup everything you want to keep, then continue to the next step. So it is important to backup any photos, videos, app data or other files on your device to a computer, a SD card or the online cloud. The unlocking process will sweep of all the data of Android.

#Sprint device unlock application zte flash how to

KingoRoot step by step guide users how to unlock the bootloader of an unlockable Android device. If an user who want to root their Android device or flash a new custom ROM, he/she had to unlock the bootloader. However, some device can never unlock its bootloader. Nexus phones are all allowed to be unlocked, and many phones from Motorolar and HTC as well as some other phones allow users to unlock through a similar process. Whether you are allowed to unlock the bootloader depends on the manufacturer of the device, the model and even the carrier. Most Android bootloaders are locked as well as encrypted by developers in order to make sure users stick to their Android OS version. It packages the instructions to boot operating system kernal and most of them are specifically designed to run their own debugging or modification environment. It decides whether to load the recovery, or load Android and the radio. The bootloader is the first piece of software that is run when your device turns on. What Is a Bootloader?Īn Android device consists of several pieces of software, which include the bootloader, radio, recovery, and system. Before any tweaks and tricks, the first thing an user should do is to unlock the bootloader of Android device. Users who own an Android device can't stop from tweaking, changing, customizing, and optimizing the internal system and OS, such as install a new custom ROM, backup system data, customize Android device, root the device and so on.