Firmware Update for SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for SIGMA / Canon / Nikon

Thank you for purchasing and using our products.
We would like to announce that a firmware update for the SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for SIGMA, Canon, and Nikon is now available.

This firmware update corrects the phenomenon that the Manual Override (MO) function will be disabled after adjusting the settings of focus mode switch on SIGMA Optimization Pro (Macintosh ver.).
For customers who own the SIGMA USB DOCK, please update the firmware via SIGMA Optimization Pro.
※ It is possible to update the firmware through either version (Macintosh / Windows) of SIGMA Optimization Pro.

【Applicable product】
・SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary SIGMA / Canon / Nikon

【Benefit of this firmware update】
・It has corrected the phenomenon that the Manual Override (MO) function will be disabled after adjusting the settings of focus mode switch on SIGMA Optimization Pro (Macintosh ver.).

SIGMA Optimization Pro Download page
https://www.sigma-global.com/en/download/lenses/sigma-optimization-pro/

For further information, please contact your nearest authorized SIGMA subsidiary / distributor.
https://www.sigma-global.com/en/about/world-network/

We appreciate your continued support for our company and products.