This tutorial shows how to update Xperia Z to Android 5.1.1 Lollipop firmware using Tesla Lollipop ROM.
Sony has announced that Xperia Z will receive the official Android 5.1.1 Lollipop firmware update at the end of July and those who can’t wait to try out Android 5.1.1 Lollipop on Xperia Z, here is the Tesla Custom ROM which is based on Android 5.1.1 Lollipop firmware and brings additional features like Customisable QS Tiles and Animation Control. This ROM is very stable and runs fast and smoothly on Xperia Z. This is not the official release from Sony, so to install this ROM you must have rooted device with Clockwork Mod Recovery installed.
If you are interested in this ROM and want to install it on Xperia Z, so that you can enjoy Android 5.1.1 Lollipop along with other features it offers then follow this guide and successfully update Xperia Z to Android 5.1.1 Lollipop firmware. So without any further ado let’s proceed and update Xperia Z to Android 5.1.1 Lollipop firmware.
- Unlock the Bootloader on Xperia Z.
- Make sure your device is rooted and have CWM Recovery installed.
- Backup all of your important data to safe place, as installing this ROM wipes all of your data and settings.
Backup and Restore SMS
Backup and Restore Contacts
Backup and Restore Call Logs
Backup files on internal storage to PC
- Ensure that USB Debugging is enabled on Xperia Z.
- Charge Xperia Z to at least 75%.
- Backup TA Partition.
- Create a Nandroid Backup.
Disclaimer: We are not responsible in any manner for any damage to your Xperia Z. So understand the risk involved and proceed at your own risk.
How to update Xperia Z to Android 5.1.1 Lollipop via Tesla ROM:
Step 1: Download the ROM package from the above links.
Step 2: Copy it to your device’s internal or external storage. Make sure not to copy the ROM package inside any folder, just copy it at the root of device’s storage.
Step 3: Power off Xperia Z and Boot into Recovery Mode.
- Power on your device.
- Wait for the LED notification to blink.
- As soon as the LED blinks start pressing the Volume Up or Volume Down key several times.
Step 4: Once you are in the Recovery Mode, wipe all of your cache and data.
Step 5: Follow the instructions listed here and flash the Tesla ROM package.
Step 6: Reboot Xperia Z and enjoy the Android 5.1.1 Lollipop.
Note: The first boot may take some time, so please be patience and with for your device to boot up successfully. If your device gets into Bootloop sequence, the reboot into Recovery Mode and wipe cache and data.
That’s all now you have successfully updated Xperia Z to Android 5.1.1 Lollipop via Tesla ROM. Do share this tutorial with your friends on Facebook, Twitter and Google Plus and help them in updating their Xperia Z to Android 5.1.1 Lollipop.
Have any queries? Do let us know in the comment section below.