Canon Community

Hello,For a while now, I've had bad artifacts from my RF15-35mm F2.8 L IS USM when photographing scenes in which light meets a sharp edge beyond which the scene is dark. A recent, particularly severe example is attached from underneath a recess cave....

Hello,I have a 5D Mark IV and with a SanDisk 256GB Extreme Pro SD card. After filling the card with photos and videos, I formatted it both through Windows and the camera body, so it ideally should behave like an empty card. However, when recording vi...