Firmware update: SIGMA ELECTRONIC FLASH EF-630 for SIGMA and Canon

Thank you for purchasing and using our products.

We would like to announce the firmware update for the SIGMA ELECTRONIC FLASH EF-630 for SIGMA and Canon.

The firmware update for the SIGMA fit flashgun corrects the phenomenon where it occasionally stops communicating after recovering from Auto Power Off, while the update for the Canon fit flashgun corrects the phenomenon where it does not flash properly after recovering from Auto Power Off.
For customers who use SIGMA FLASH USB DOCK FD-11 for SIGMA or Canon and own the following products, please update the firmware via SIGMA Optimization Pro.

[Applicable product]
SIGMA ELECTRONIC FLASH EF-630 for SIGMA

[Benefit of the firmware update]
It has corrected the phenomenon where it occasionally stops communicating after recovering from Auto Power Off.

SIGMA FLASH USB DOCK FD-11 for SIGMA with firmware Ver.1.01 will be required to update the firmware.

[Applicable product]
SIGMA ELECTRONIC FLASH EF-630 for Canon

[Benefit of the firmware update]
・It has corrected the phenomenon where it does not flash properly after recovering from Auto Power Off.

SIGMA FLASH USB DOCK FD-11 for Canon with firmware Ver.1.01 will be required to update the firmware.

Before updating the firmware of the SIGMA ELECTRONIC FLASH EF-630, please update SIGMA Optimization Pro to Ver. 1.4.1 or later for Windows, and Ver. 1.4.0 or later for Macintosh.
*It takes about 3 minutes to update the firmware.

[SIGMA Optimization Pro Download page]
http://www.sigma-global.com/en/download/lenses/sigma-optimization-pro/

For further assistance please contact Sigma Imaging (UK) Ltd Service Department by emailing service@sigma-imaging-uk.com or by telephone 01707 329 999

We appreciate your continued support for our company and products.