Can the Nikon D3000 Be Used as a Webcam?

No, the Nikon D3000 can not be used as a webcam.

The Nikon D3000 can not record video. It also does not have a built-in microphone or external mic jack.

If you want a camera that can be used as a webcam look at the Nikon Z50 recommended in the best Nikon D3000 upgrade options.

Nikon D3000 Frequently Asked Questions