How to Root Xperia ZR C5502, C5503 on 10.5.1.A.0.283 4.4.4 KitKat Firmware

The long-awaited Android 4.4.4 update for Xperia ZR is on the roll now and most of the users have already updated their devices. The build number for the latest firmware is 10.5.1.A.0.283. If any user has not received the OTA update or cannot use OTA update because of a rooted phone or unlocked bootloader, then use this guide to update Xperia ZR to 4.4.4 KitKat. After updating the device, root access will be lost, if it was rooted before.

To root Xperia ZR running 10.5.1.A.0.283 firmware, the following rooting method works flawlessly. It is almost the same as used in previous version, but has slight changes to it. Moreover, it can be used to root Xperia ZR with both locked and unlocked bootloader. The versions of Xperia ZR being discussed are C5502 and C5503. If you have any other model, then this guide will not work with it.

To be able to root Xperia 4.4.4 using this guide, follow all the guidelines given below accurately. Failing to follow one step might affect the next and you might not be able to complete the rooting process. For those who are rooting an Android device for the first time, it should be pretty much easy to understand and follow. Those who are experts in it, can just skip some steps if they know those already.

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1. Install ADB and Fastboot Drivers

This rooting guide will make use of ADB Debugging mode so make sure that all required ADB drivers are installed properly. The ADB and Fastboot drivers are unified for almost every Android device out there. Since these drivers cannot be installed by a simple installer, follow the given guide to install it on your PC.

How to Install ADB and Fastboot Drivers On Computer

2. Install Xperia ZR USB Drivers

If your phone is refusing to make a successful connection with the PC, it means that the required drivers are missing. In order to fix this error, download flashtool from hereAfter installing flashtool, navigate to the installation folder of Flashtool and locate Drivers folder. Inside it, execute the drivers installer and install Xperia ZR USB drivers, flashmode and fastboot mode drivers. Connect the device at least once after the installation of drivers to complete the process.

3. Activate USB/ADB Debugging

USB Debugging option is available in Developer Options. In Android 4.2 and later, these are hidden by default. To uncover these, go to Settings > About Phone and tap on the build number 7 times. A pop up will appear saying “You are now a Developer”. Now go back to main menu of Settings app and open Developer Options. Locate USB Debugging and enable it.

5. Enable Unknown Sources

To enable unknown sources, navigate to Settings > Security and enable unknown sources.

5. Backup Data

Rooting the phone will not wipe any data but it is highly recommended to make a backup of data, so that you’ll be prepared for any situation. Use the following guide to assist you. Copy all the media files stored on the internal storage to PC or any other device temporarily.

How to Backup Data on Non-Rooted Phones

6. Root Xperia ZR C5502, C5503 on 0.5.1.A.0.283 (4.4.4 KitKat) Firmware

  1. Before continuing make sure that you have followed above given steps closely and successfully completed those
  2. Download .230 firmware ftf from here
  3. Now flash .230 kernel using this guide. Before clicking on flash, exclude everything except kernel (Screenshot below)
  4. xperia z root guide 4.4.4 firmware
  5. Once kernel is flashed, turn on the phone
  6. USB Debugging should be turned on already from the above given step
  7. Download One Click Root Tool (The latest version)
  8. Extract it anywhere on PC
  9. Now execute Run.bat
  10. It will open up a command prompt
  11. Connect phone using USB cable with USB Debugging turned on
  12. Now follow the onscreen instructions until the phone is rooted
  13. Once rooted, disconnect and turn off the phone
  14. Now again flash the kernel only using this guide this time
  15. That’s all! Enjoy
  16. What Next? Install CWM/TWRP Dual Recovery on Xperia ZR

Got any question? Ask me in the comments below

Apps for PC +Hayder Ameen is a Computer Science student and Android is his passion. Other than that, he is a gym addict and a great sportsman. Connect with Hayder on Facebook and Twitter Email: Hayder@TechGlen.com Site: WhatsApp For PC

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