A firmware update (Version 4) for the Tamron 50-400mm F/4.5-6.3 Di III VC VXD (Model A067) for Sony E-mount will be available on January 21, 2025, at 1:00 PM JST.

This update enhances autofocus (AF) performance during zooming in AF-C mode and adds continuous shooting support of up to 120 frames per second when using AF-S, DMF, or MF modes with the Sony α9 III.
Key Improvements in the Update:
- Autofocus Performance Enhancement
- Improved AF response during zooming in continuous AF (AF-C) mode for smoother operation during video and photography.
- Continuous Shooting Support for α9 III
- When using the Sony α9 III, continuous shooting at up to 120 fps is supported in AF-S, DMF, and MF modes.
Firmware Update Information:
| Lens Model | Mount | Firmware Version | Release Date |
|---|---|---|---|
| 50-400mm F/4.5-6.3 Di III VC VXD (Model A067) | Sony E-mount | Version 4 | January 21, 2025 |
How to Update the Firmware:
The update can be performed using the TAMRON Lens Utility™. You can download the software from Tamron’s official support page and follow the instructions provided.
🔗 TAMRON Lens Utility Download Page
About Tamron:
Tamron provides a wide range of optical products, from interchangeable lenses for cameras to specialised solutions for industries such as automotive and medical. The company is dedicated to developing innovative products while maintaining a commitment to environmental sustainability.
For more information, visit:
🌐 www.tamron.com
