ELECTRONIC FLASH EF-630 (Nikon F mount) firmware v1.02
Sigma · Released May 23, 2019 · First seen by GearPulse Jul 5, 2026
What's in this update
It has become compatible with the Z7 and Z6 mirrorless cameras.It has corrected the phenomenon whereby it shows overexposure on the slave side when it is used for wireless shooting. Note: To update the firmware, the SIGMA FLASH USB DOCK FD-11 for NIKON mount which is updated to Ver.1.01 is required.
GearPulse never hosts firmware files — always download from the official source.
Get it from Sigma →