Which version can I use for IXUS850 IS Edit History 538pages on this wiki Forum page Forums: Index > Help desk > Which version can I use for IXUS850 IS I ran the version check on my 850 and came up with Firmware Version 1.0.0.0 That's all, no letter on the end. Is my camera supported? Should I go ahead and use v1.00e or v1.00c? Thank you. Related Categories Category: Help desk