This tutorial shows how to update Xperia Z2 to Android 5.1.1 Lollipop 23.4.A.0.546 Official Firmware – Guide
As expected Sony has started rolling out the Android 5.1.1 Lollipop firmware for Xperia Z2 with 23.4.A.0.546 as Build Number. The update is rolled out via OTA and as of now it is only available for the carriers of D6503 variant. However we can expect the generic version to be rolled out very soon. Earlier Sony rolled out the Android 5.1.1 Lollipop firmware update for Xperia Z3, Xperia Z3 Compact and Xperia Z3 Tablet Compact and slowly now its heading out to other Z series devices.
As the update is rolled out via OTA, it might take some time for the update to reach your device. If you can’t wait to have Android 5.1.1 Lollipop on your Xperia Z2 then you can follow the steps listed in this guide and manually update Xperia Z2 to Android 5.1.1 Lollipop 23.4.A.0.546 firmware.
- Create a complete backup of all of your data to safe place.
Backup and Restore SMS
Backup and restore Contacts
Backup and Restore Call Logs
Backup files on internal storage to PC
- Enable USB Debugging from Developer Options.
- Download and install required USB drivers on PC.
- Setup ADB and Fastboot drivers on PC.
- Charge Xperia Z2 to at least 75%, before you proceed.
Disclaimer: We are not responsible for any damage to your Xperia Z2. Though this is the official firmware if flashed incorrectly can brick your device. Follow the steps listed below at your own risk.
How to update Xperia Z2 to Android 5.1.1 Lollipop 23.4.A.0.546:
Step 1: Download the Android 5.1.2 Lollipop 23.4.A.0.546 firmware for your device from below links.
Step 2: Download and install the Sony Flash Tool on PC.
Step 3: Follow the instructions listed here and flash the FTF firmware package on Xperia Z2.
Step 4: Reboot Xperia Z2 and check the Android version and build number.
That’s it now you have successfully updated Xperia Z2 to Android 5.1.1 Lollipop 23.4.A.0.546 firmware. Do share this tutorial with your friends on Facebook, Twitter and Google Plus and help them in updating their Xperia Z2 to Android 5.1.1 Lollipop firmware.
Have any questions? Drop ‘em in the comment section below.