The ThL Ultrathin 4400 is a mid-range Android smartphone released by ThL earlier this year. The ThL Ultrathin 4400 comes with a sleek design with a thickness of just 8.9mm. It sports a 5-inch 720p display which is powered by a 1.3GHz quad-core processor and 1GB RAM – all at a price of just $199. Like most other Android smartphones, we can root ThL Ultrathin 4400 rather easily as well. All you need is to download the vroot program onto your Windows PC to get things started. In the following tutorial, I will be teaching you guys on how to root ThL Ultrathin 4400 in less than an hour.

Disclaimer : During the process of rooting, there is always a risk for you to brick your Android device. So if you choose to root your device, you are doing it at your own risk! Your device warranty will also be voided after rooting.

Prerequisites before you begin rooting ThL Ultrathin 4400

1. Download the vroot program to your PC.
2. Make sure you have installed the necessary device driver before moving on.
3. Make sure you have enabled USB Debugging from your device’s settings.
4. Make sure there is more than 50% battery remaining on your smartphone.
5. Back up the ThL Ultrathin 4400 smartphone.

Follow the steps below on how to root ThL Ultrathin 4400

1. Install vroot on your PC by double-clicking on its icon and follow the onscreen instructions.
2. Connect the ThL Ultrathin 4400 to your PC using an appropriate USB cable.
3. Wait until your PC has detected your device before to move on with the rest of the steps.
4. Open the vroot program on your PC and you should be able to see a screen like the one below.
5. On the vroot program, click on the ROOT button ( Green button ) to begin rooting ThL Ultrathin 4400.
6. It may take up to 5 minutes to root your device so be patient.
7. You’ll be prompted by the program once it has rooted your device.
8. Your device should automatically reboot itself.
9. Congratulation! You’ve just rooted ThL Ultrathin 4400!

Now, you’re free to install custom ROMs as well as recovery on the ThL Ultrathin 4400. In the meantime, stay tune for more how to root tutorials!