If you’re hoping to elevate your video call experience by using your iPhone as a webcam, there is currently no native plug-and-play method. Luckily, AJ Barse with Digital Alchemy has put together a few ways to accomplish this: https://wp.wwu.edu/ajbarse/2020/12/18/iphone-as-your-webcam/.
Image Attribution: “iphone-918928_960_720” by Free-Photos is in the Public Domain, CC0