Sony Support

Article ID : 00293762 / Last Modified : 26/07/2023Print

Xperia 1 IV software release overview

    Welcome to the Xperia 1 IV software release page. 

    • Each Xperia smartphone receives security and software updates throughout its lifecycle
    • Software release timings may vary per country and operator 

    Latest software release

    DateSoftware versionSoftware improvement
    2023
    July    		  64.1.A.0.941
    • July Security Patch level update
    • Fix for "Ghost App" icon appears on Xperia Home 
    • Fix for “Overlapping notifications” 
    • Fix for Bluetooth IOT issues 

    How to check the software version and how to update your Xperia smartphone

    Tip: To check your device's current software version, find and tap Settings → About phone → Build number.

    When a software update is available, Refresh Icon appears in the status bar.

    To download and install a system update from the Notification panel

    1. If you use a device with multiple users, ensure you are logged in as the owner.
    2. Drag the status bar downwards to open the Notification panel.
    3. Scroll down, select the wanted system update, tap the item, and then tap UPDATE.
    4. When the download is finished, open the Notification panel again if it is closed, then tap RESTART.

    Why hasn't my Xperia phone received an update yet?

    • Software updates are released at different times depending on the operator, market, region or country. Therefore, we cannot give you an exact date for when a specific update will be available for your device. In addition, network operators and specific markets may choose not to use the updates for specific models

    Previous releases

    DateSoftware versionSoftware improvement
    2023
    June    		 64.1.A.0.929
    • June Security Patch level update
    • Power consumption improvement while NFC polling
    • GMS package update to April 2023
    • Fixed a Phone call audio problem with BMW media system
    • Fixed an issue where the device could get too hot in certain circumstances
    2023
    March    		 64.1.A.0.882
    • March Security patch level update
    2023
    February    		 64.1.A.0.869
    • February Security Patch level upgrade
    • Game enhancer improvements
    • Audio improvements
    • Stability improvements
    • Improvement in media volume thanks to market feedback
    • Improvement in Game Enhancer UX thanks to market feedback
    2023
    January    		 64.1.A.0.860
    • Stability improvements
    • Bluetooth Low Energy improvements
    2022
    December    		 64.1.A.0.857
    • December Security patch level update
    • Bluetooth Low Energy support
    • Audio improvements
    • Stability improvements
    • Operator specific fixes
    2022 64.1.A.0.851
    •  Android 13 release
    2022
    September    		 64.0.A.11.31
    • Game Enhancer User Interface update 
    • Improved power consumption for third-party camera streaming (below HD resolution) 
    • September Security patch level update
    2022
    August    		 64.0.A.8.82
    • Fixed camera issues thanks to market feedback
    • August Security patch level update
    2022
    July    		 64.0.A.8.25
    • Improvement in temperature handling when using the camera
    • Improvement of Camera Tele lens AF accuracy
    • Fixed an issue where a black screen was sometimes shown for a moment after fingerprint authentication
    • Fixed an issue where Bluetooth speaker sound volume could be too low
    • July Security patch level update