Welcome to the Xperia 1 IV software release page.
Notes:
- Each Xperia smartphone receives security and software updates throughout its lifecycle.
- Software release timings may vary by operator, market, region, or country.
Latest software release
Date:
Software version:
Software improvements:
- Security patch level updated (October 1st, 2024)
How to check and update the software on your Xperia smartphone
Notes:
- To check your phone's current software version, find and tap Settings → About phone → Build number.
- When a software update is available, the
(System update icon) appears in the status bar.
How to download and install a system update from the Notification panel
- If you are using a device with multiple users, make sure you are logged in as the owner.
- Drag the status bar downwards to open the Notification panel.
- Scroll down and select the system update, then tap UPDATE.
- When the download is finished, open the Notification panel again if it's closed, then tap RESTART.
Why hasn't my device 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, certain network operators and markets may choose not to use the updates for specific models.
Notes:
- When updating software, large amounts of data may be downloaded. We recommend using a Wi-Fi network to avoid data communication charges.
- While the software is being updated, you will not be able to use the smartphone's functions, such as making and receiving calls (including emergency calls).
- To avoid disconnections, please perform the update in a place with good signal strength and without moving your location.
- To avoid a malfunction, never turn the phone off while updating the software, and make sure the battery is fully charged before starting the update.
Previous software releases
Click or tap here to view previous software releases
The following benefits and improvements are also included in this update.
- 64.2.A.2.185 (July 2024)
- Security patch level updated (July 1st, 2024)
- 64.2.A.2.170 (June 2024)
- Fixed an issue with sound over Bluetooth-connected calls
- Security patch level updated (June 1st, 2024)
- 64.2.A.2.157 (May 2024)
- Fixed an issue where Adaptive brightness did not work well when the phone was taken out of a pocket into bright light conditions
- Security patch level updated (May 1st, 2024)
- 64.2.A.2.144 (April 2024)
- Game enhancer App performance improvement
- Bluetooth usability improvement
- Music playback improvement
- Security patch level updated (April 1st, 2024)
- 64.2.A.2.134 (March 2024)
- Fixed an issue where it was possible to get stuck at the Xperia Logo after U-OSV
- Fixed an issue where the Game enhancer App could crash under certain circumstances
- Security patch level updated (March 1st, 2024)
- 64.2.A.2.112 (February 2024)
- GMS package updated to November 2023
- Security patch level updated (February 1st, 2024)
- 64.2.A.2.103 (December 2023)
- 64.1.A.0.996 (November 2023)
- Software update performance improvement
- Security patch level updated (November 1st, 2023)
- 64.1.A.0.990 (October 2023)
- Fixed an issue where Oboe and MIDI audio device streams could not be open at the same time
- Security patch level updated (October 1st, 2023)
- 64.1.A.0.977 (September 2023)
- Following the recent Google Security Bulletin, the CVE-2023-21245 patch has been reverted
- Fixed a kernel patch in the Google Security package
- Security patch level updated (September 1st, 2023)
- 64.1.A.0.969 (only for EU) (August 2023)
- Following the recent Google Security Bulletin, the CVE-2023-21245 patch has been reverted
- Fixed a kernel patch in the Google Security package
- Security patch level updated (August 1st, 2023)
- 64.1.A.0.941 (July 2023)
- Fixed an issue where the Ghost App icon appears on Xperia Home
- Fixed the overlapping notifications issue
- Fixed the Bluetooth® IOT issues
- Security patch level updated (July 1st, 2023)
- 64.1.A.0.929 (June 2023)
- Power consumption improvement while NFC polling
- GMS package update to April 2023
- Fixed a phone call audio problem with the BMW media system
- Security patch level updated (June 1st, 2023)
- 64.1.A.0.913 (May 2023)
- Security patch level updated (May 1st, 2023)
- 64.1.A.0.891 (April 2023)
- Security patch level updated (April 1st, 2023)
- 64.1.A.0.882 (March 2023)
- Security patch level updated (March 1st, 2023)
- 64.1.A.0.869 (February 2023)
- Security patch level updated (February 1st, 2023)
- Fixed an issue with bad audio quality/lost audio during calls
- 64.1.A.0.860 (December 2023)
- Security patch level updated (December 1st, 2022)
- 64.1.A.0.857 (December 2023)
- Android 13 OS upgrade
- Security patch level updated (December 1st, 2022)
- 64.1.A.0.851 (October 2022)
- 64.0.A.13.5 (Only for the US) (October 2022)
- Security patch level updated (October 1st, 2022)
- 64.0.A.11.31 (September 2022)
- Security patch level updated (September 1st, 2022)
- 64.0.A.8.82 (August 2022)
- Security patch level updated (August 1st, 2022)
- 64.0.A.8.25 (July 2022)
- Security patch level updated (July 1st, 2022)
- 64.0.A.5.71 (June 2022)
- Security patch level updated (June 1st, 2022)
- 64.0.A.5.27 (May 2022)
- Security patch level updated (May 1st, 2022)
