Earlier the Sony Xperia Z1 users were able to update the device to latest Android 5.0 Lollipop OS and now the Xperia Z users can also update to AOSP Lollipop 5.0 OS to taste the latest firmware. The Sony Xperia Z Android smartphone comes with excellent features and now you can make it more special by installing the latest Android 5.0 based custom ROM. There is around 2 more odd months for official Lollipop 5.0 update, but no need to wait so longer, just follow the below easy procedure to install the latest OS.
Disclaimer: We should not held responsible for any issues/ damage caused while upgrading the firmware which is unlikely if you follow the instructions carefully.
- Boot loader of your Sony Xperia Z1 should be unlocked.
- Make sure your device has battery level of more than 50% and also enable USB Debugging from settings.
- Download the latest USB drivers for Xperia Z. Click here to download. Also make sure that the ADB is installed in your computer.
- Take backup of all your personal data present in the device. Don’t use KIES or any automated tools for backing up the data. Check below for Contacts, SMS and Call Log backup guide.
How to Upgrade Sony Xperia Z with Android 5.0 Lollipop Firmware:
Step 2: Extract the downloaded adb and fastboot files on your PC to place all the above-downloaded files in the adb and fastboot folder.
Step 3: After done with the above step, enter the device into fastboot mode. To enter into fastboot mode, turn off your Xperia Z and Press the Volume Up button and connect the phone to the computer with the standard USB cable by holding the Volume Up button.
Step 4: The LED light on the device will turns into blue stating that the device has been successfully entered into fastboot mode.
Step 5: Navigate to the path where all fastboot files are placed in the computer and press “Shift + Right Click” to select the “Open Command prompt window”
Step 6: In the Command prompt window, enter the below following commands.
fastboot flash boot boot.img
fastboot flash system system.img
fastboot flash userdata userdata.img
Step 7: After completion of all the files being flashed, reboot the device using the below-mentioned command.
Note: The device would take around 4-5 minutes to apply the Android 5.0 Lollipop firmware and also to get ready/ initialize the apps.
In case if you feel any difficulty while updating the Sony Xperia Z to Android 5.0 Lollipop, do let us know in the below comment section.