How to Set ISO on Canon 5D Mark IV
Photo Mode with Live View Off
Simply press the Q button to call up the settings window, then tap the ISO and slide it left or right to adjust.
Photo Mode with Live View on, Video Mode
Press the ISO speed button on the top right grip (second one in from the right), and use the scroll wheel right there to adjust it up or down.
Bonus Tips
- You can set maximum ISO ranges for HD and 4K videos. For both, you can set your minimum anywhere from 100 to 51200, and you can set the maximum from 200 to 102,400.
- When shooting video, sticking with intervals of 160 will provide the cleanest results (ie. 160, 320, 640)
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