21.55.40 Firmware update for SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for CANON EF mount | |
News from Sigma Thank you for purchasing and using our products. We would like to announce that a new firmware update for SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for CANON EF mount is now available. For customers who own the SIGMA USB DOCK and applicable products listed below, please update the firmware via SIGMA Optimization Pro※. [Applicable product] [Benefits of the update] 【SIGMA Optimization Pro Download page】 For further information, please contact your nearest authorized SIGMA subsidiary / distributor. We appreciate your continued support for our company and products. Original Article: https://www.sigmaphoto.com/article/firmware-update-for-sigma-100-400mm-contemporary-for-canon-ef-mount/ | |
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