Firmware updates to Cameras and Sigma supported Lenses by CFSS
As part of the Professional+, Professional and Basic packages with Camera Focus Support Services, your cameras and Sigma supported lenses firmware will be checked and updated to the current version as part of the package (recommended). If you do not require this part of the session please let us know in the order notes box on the booking form. Firmware updates are included with all packages.
Once firmware has been updated it cannot be reverted to a previous version.