100% working guide to root Sony Xperia Z ultra is now available. Thanks to XDA member m3dd0g, who released the new the pre-rooted stock firmware for Sony Xperia Z Ultra smartphone. All you have to flash this stock firmware on your phone and you will get the root access on your Xperia Z Ultra. After rooting your phone you will enjoy lots of customization on your phone, install custom ROMs and enjoy lots of free rooted app on your phone. In order to do this, first you hvae to unlock the bootloader, Instal custom recovery and after that flash this rooted ROM on your device to complete the root process. All these stepa are mandatory, without these steps you will not get the root access on your Sony Xperia Z Ultra. Today in this we will show you how yo can easily root your Xperia Z Ultra smartphone, yes this guide is only for the Xperia Z Ultra users, so don’t try this method on any of your other phones.
Sony Xperia Z Ultra is a big phone with a 6.44-inch full-HD display with a resolution of 1080×1920 pixels and powered with 2.2GHz quad-core Qualcomm Snapdragon 800 processor alongside 2GB of RAM, runs Android 4.2.2 Jelly Bean, 8MP rear camera, with no flash, 2GB RAM, 16GB internal storage with microSD expansion. NOTE:- We never recommend to root the phone, but if you want to root your device and want to enjopy the rooted application and custom roms on your phone, then remember some points that rooting will void your device warranty and if you didn’t follow the below mention guide carefully and any mistakes during updates can brick your device. So follow all the below mention instruction to root your device successfully.
Pre-requisites and Requirements
a) Before following the guide do take the Full Backup of your Android Apps, SMS, Contacts, Call Logs, Bookmarks. Looking for more ways to get the Backup your android device click here. So, in case if you lost some of your important data and files in the update or rooting process, then you can easily restore them from your backup file. Read also how to take the backup of WhatsApp messages and restore it.
b) Once the backup files are saved on your device or on your desktop, Enable USB debugging mode on your device, read the guide here how to enable USB debugging mode.
c) Make sure that your Sony Xperia Z Ultra battery is full charge or near about 60-70% battery level.
d) Download the Latest Sony Xperia Z Ultra USB drivers on your PC and install it to start the root process. You need these drivers to connect your device with the computer to follow this guide.
After following the above mention steps follow the below mention guide one by one to root Xperia Z Ultra. All the above mention steps are very important, so do follow all the steps and do exactly what is told.
Root Sony Xperia Z Ultra
Step 1. First thing you have to do is unlock the bootloader on your Sony Smartphone, Read the instruction here how to to unlock bootloader and follow the onscreen instructions.
Step 2. Now Install the CWM or TWRP recovery on your phone to flash the rooted firmware on your Ultra Z smartphone. Follow this guide to install recovery here
Step 3. Once both Step 1 and Step 2 complete on your phone, download the pre-rooted Xperia Z Ultra firmware on your desktop and don’t extract the folder on your desktop.
Step 4. Connect you phone to the computer with USB cable and move the rooted firmware (The file that you downloaded on Step 3) in external SD card of your device.
Step 5. Disconnect your device form the computer and power of the phone.
Step 6. Now boot your phone in to Recovery mode, To do this Witch on your phone and wait for the Sony logo on your screen and now press Volume Up Button to enter in recovery mode.
Step 7. From the CWM recovery, select Wipe Data/Factory Reset, go back to recovery main menu and select Wipe Cache Partition and select Yes to confirm. Again go back to Recovery menu, select Wipe Dalvik Cache and select Yes to confirm.
Step 8. Now again go back to Recovery menu, select install zip from sdcard, then select choose zip from internal sdcard. From here Select Stock_ C6802_14.1.B.1.510_M3dD0g.zip (The file that You moved on your External SD card) and click Yes to install.
Step 9. Now the installation process will take some time, once the process is finished on your phone, go back to recovery main menu and select reboot system now.
That’s it, now your Sony Xperia Z Ultra is rooted on a stock 14.1.B.1.510 firmware. To confirm the root install the Root Checker application from Google play store and verify the root access on your smartphone.