Thank you for purchasing and using our products.

We are pleased to announce that a firmware update for the SIGMA MOUNT CONVERTER MC-11 EF-E is now available.

[Applicable product]
・SIGMA MOUNT CONVERTER MC-11 EF-E

[Benefits of the update]
・It makes the converter compatible with the SIGMA 500mm F4 DG OS HSM | Sports in Canon EF mount, that has the latest firmware Ver.2.03.

[How to update]
Connect the SIGMA MOUNT CONVERTER MC-11 to a computer with the included USB cable, then open SIGMA Optimization Pro. If there is a newer firmware version available than the one currently installed on your converter, you will see the message ‘There is the latest firmware for the converter’. Click ‘Yes’ to update.
*Before attaching the updated SIGMA MOUNT CONVERTER MC-11 to the camera body, please remove the battery pack from the camera then reinsert.
*Please be sure to update SIGMA Optimization Pro to the latest version when updating the MC-11 firmware.

【SIGMA Optimization Pro Download page】
https://www.sigma-global.com/en/software/sigma-optimization-pro/

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

We appreciate your continued support for our company and products.