Canon Community

My friend and I both just purchased R5s. His has the original firmware and I just updated mine to Version 1.2.0 from canon's website. I put in a brand new 512GB Sony Tough CF Express card and the camera said it was not a compatible card. It asked me ...

I've been using my 5ds in live view mode on my imac with EOS utility. All of a sudden one day, both my 5ds and 5d mark III will only show up with a grey screen in eos utility  when I open live view mode. I fixed it by deleting the software and reinst...