The Sony Alpha 1 II (ILCE-1M2) is the second-generation flagship full-frame mirrorless camera featuring a 50.1 MP stacked BSI-CMOS sensor with improved AI subject recognition, 30 fps burst, 8K30p RAW video output, and a redesigned grip for better handling. It adds an AI Processing Unit alongside the BIONZ XR processor for enhanced tracking and scene recognition. The A1 II continues Sony's top-tier Alpha mirrorless line.
Product released: November 15, 2024
Latest firmware version
Version 4.00, released October 30, 2025
Verified by LatestUpdate: June 18, 2026
What's new in version 4.00
You can download the software update using the Creators' App available in the App Store and Google Play.
The Sony Alpha 1 II (ILCE-1M2) is the second-generation flagship full-frame mirrorless camera featuring a 50.1 MP stacked BSI-CMOS sensor with improved AI subject recognition, 30 fps burst, 8K30p RAW video output, and a redesigned grip for better handling. It adds an AI Processing Unit alongside the BIONZ XR processor for enhanced tracking and scene recognition. The A1 II continues Sony's top-tier Alpha mirrorless line. It was originally released on November 15, 2024.
What is the latest firmware version for the Sony A1 II Camera?
The latest firmware version for the Sony A1 II Camera is 4.00. It was released on October 30, 2025.
What changed in Sony A1 II Camera firmware version 4.00?
Sony A1 II Camera firmware version 4.00 includes the following changes: You can download the software update using the Creators' App available in the App Store and Google Play.
How do I update the Sony A1 II Camera firmware?
To update the Sony A1 II Camera firmware, download the latest version (4.00) from Sony's website. Follow Sony's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from Sony's support page.
Where can I download the latest Sony A1 II Camera firmware?
Details and download instructions for the latest Sony A1 II Camera firmware (version 4.00) are on Sony's official release page: https://www.sony.co.uk/electronics/support/e-mount-body-ilce-1-series/ilce-1m2/software/00349484
How do I check for Sony A1 II Camera firmware updates?
You can track Sony A1 II Camera firmware updates automatically on LatestUpdate.io. We monitor Sony's releases and notify you when new firmware versions are available, so you never miss an update.
Is the Sony A1 II Camera still receiving firmware updates?
Yes, the Sony A1 II Camera received a firmware update within the last year. The most recent version is 4.00.
Who makes the Sony A1 II Camera?
The Sony A1 II Camera is manufactured by Sony. Visit the official product page for more information.