Sony Xperia XZ2 Family and XZ3 Software Update | March 2021 | 52.1.A.3.137

Today Sony started rolling the new security patch for March 2021 month for Sony Xperia XZ2 (XZ2, XZ2 Compact, XZ2 Premium) and Xperia XZ3 with software version 52.1.A.3.137. The update is rolling via OTA (over the air) and will soon reach every user with Android 10 Q and bring nothing new except a security patch and bug fixes. If you haven’t received this update, then make sure to check for the OTA update manually.

As we know, the OTA update carries in a phase-wise manner; it may take a week or a month to complete the rollout process for every user base. If you haven’t received the update, then either you can check for the update manually or install the firmware manually. To install the firmware manually, you need to download the firmware with the same build number on your device.

Download Sony Xperia XZ2 and XZ3 February 2020 Security patch: 52.1.A.0.618

Apart from the Android Security patch level, Sony has fixed some bugs and improved the user experience. The latest OTA update weighs approximately 110 MB in size; it may vary based on whether or not you installed the last iteration.

How to Check Software Update Manually?

This update will knock into your devices in a phase-wise manner. Your phone will automatically catch the OTA as you will get a notification to install it. If you cannot wait for the OTA to show up then you can manually check for the OTA update. Just follow the steps below. To capture the OTA manually, Go to phone Settings –> System menu –> System Update —> Tap on the Check for Update option. If the update is available to download and install it.

You may connect to a Wi-Fi network to download the Nokia 6.1 Plus March 2021 security patch. With Wi-Fi, you can save your carrier’s data charges. Also, make sure to have 70% or more battery charge on your phone. A low battery will not let you install the update.

Download FTF Firmware Files

  • Sony Xperia XZ2 52.1.A.3.137 Firmware
    • Xperia XZ2 (H8216) Firmware: Download
    • Xperia XZ2 Dual (H8266) Firmware: Download
    • Xperia XZ2 Dual (H8296) Firmware: Download
    • Xperia XZ2 (H8276) Firmware: Download
  • Sony Xperia XZ2 Compact 52.1.A.3.137 Firmware
    • Xperia XZ2 Compact (H8314) Firmware: Download
    • Xperia XZ2 Compact (H8324) Firmware: Download
  • Sony Xperia XZ2 Premium 52.1.A.3.137 Firmware
    • Xperia XZ2 Premium Dual (H8166) Firmware: Download
    • Xperia XZ2 Premium Dual (H8116) Firmware: Download
  • Sony Xperia XZ3 52.1.A.3.137 Firmware

How to Install 52.1.A.3.137 March 2021 Update on Xperia XZ2 Series

Basically, the firmware we have put up for the mentioned Sony smartphones is FTF firmware files. So, to install these files you will need an exclusive flash tool called the Sony Flash tool. We have put up the download link for this tool in the Requirements section. Make sure to download it.


  • This guide and the included firmware only support Sony Xperia XZ2, XZ2 Compact, and XZ2 Premium.
  • Maintain the battery charge on your phone to at least 50% before performing the manual installation
  • Take a complete backup of your device data before updating the firmware.
  • Download the correct firmware file for the correct device.
  • After downloading the firmware move it to the phone’s root of internal memory.
  • It is important to download and install the latest Sony USB drivers on your PC.
  • Most importantly, you have to download the Sony Flashtool and install it on your PC.


GetDroidTips will not be responsible for any software or hardware-related issues with your device if you choose to install the firmware provided in this guide. Understand the installation procedure properly and then proceed with the guide at your own risk.


Step-1 Download and install Sony Flashtool on your PC/Laptop

Step-2 Download the FTF firmware files and move them to the same folder where you have installed the Sony Flash Tool.

Step-3 Make sure that USB debugging is enabled on your phone. You can check it by going to Settings.  For enabling the USB Debugging, you must enable the Developer Option. Go to your Settings -> About -> Software Information -> More -> Now Tap on the Build Number 7-8 Times until you see a toast message “Developer option enabled“.

tap build number

Step-4  Again under device Settings > Developer Options > Scroll for USB debugging. Tick the checkbox to enable it.

usb debug

Step-5 Now open the Sony Flash tool that you’ve installed

Step-6  Switch off your phone > Hold VOLUME DOWN button and at the same time connect the phone to the PC using USB Cable.

Step-7  Wait till your phone is detected on the Sony Flashtool window.

Step-8 Click on Flash device > Flash mode > select the firmware from the folder you moved it into.

Step-9  Select the Wipe, Userdata, and app_log options. It is recommended for a clean installation.

Step-11 tap on the OK button.  Now, wait till the firmware loads completely.

Step-12  Now your installation will begin and it will take some time to finish.

So, make sure to install the 52.1.A.3.137 update on your respective Xperia XZ2 device. We hope this guide was useful to you.

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