Sigma 24-70mm F2.8 DG OS HSM | Art (Canon EF mount)
firmware v2.04
Sigma · Released Dec 19, 2019 · First seen Jul 5, 2026
v2.04 is not the latest firmware for the Sigma 24-70mm F2.8 DG OS HSM / Art (Canon EF mount): the current version is v2.05 (April 23, 2020). Go to v2.05
What's in this update
The firmware will improve the AF performance when used in combination with the SIGMA MOUNT CONVERTER MC-21 EF-L.
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See the full firmware history for the 24-70mm F2.8 DG OS HSM | Art (Canon EF mount)