Firmware archive for EF-M43

Firmware History for Canon EF - Micro Four Thirds Smart AdapterTM


           Note: version 1.9 and 2.0 should NOT be updated to version 2.1 unless Blackmagic/Olympus autofocus or EF Extender support is required.


Note: you do not need to install version 2.0 if your adapter is already at version 1.9 and you do not need EF Extender support.