Canon has released a beta software that allows you to use a number of DSLR and mirrorless cameras as a webcam with just the USB cable.

This release came as a pleasant surprise. I’ve wondered for years why the manufacturer didn’t make this feature a default on all their cameras. With the Covid-19 pandemic and many people forced to stay home, Canon decided it was time to finally enable the functionality to support its customers.

The Canon utility app was first released for Windows, and now that a Mac version is available, I can finally test it out.
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https://mirrorlesscomparison.com/stories/how-to-use-canon-eos-as-webcam/