MOUNT CONVERTER MC-11 (EF-E) firmware v1.41
Sigma · Released Aug 25, 2022 · First seen by GearPulse Jul 5, 2026
What's in this update
Fixed a problem in which the MF assist function would not work in rare cases when a lens with the MF switching function (Manual Override) enabled, or a lens with the focus mode switch set to MO was attached.Fixed a problem in which the AF would not work in rare cases when the focus ring was turned during video recording in AF mode with a lens which has the MF switching function (manual override) enabled.
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