Sigma ELECTRONIC FLASH EF-630 (Canon EF mount)
firmware v1.04
Sigma · Released May 23, 2019 · First seen Jul 5, 2026
v1.04 is not the latest firmware for the Sigma ELECTRONIC FLASH EF-630 (Canon EF mount): the current version is v1.05 (August 5, 2021). Go to v1.05
What's in this update
It has become compatible with the EOS R and EOS RP mirrorless cameras. Note: To update the firmware, the SIGMA FLASH USB DOCK FD-11 for CANON mount which is updated to Ver.1.01 is required.
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See the full firmware history for the ELECTRONIC FLASH EF-630 (Canon EF mount)