Passkeys are one of the big new features to come with iOS 16. However, many questions remain about how they'll work on (and off) iPhones. The biggest point of confusion is how you log into a website or app with a passkey when using a PC browser.How iOS Passkey logins work on iPhone and PCWhen using a passkey on iOS devices, the process is straightforward. When creating an account on a compatible website, you'll be asked if you want to save a passkey. If you do, then it's locked to your Face ID or Touch ID.

https://www.gamerevolution.com/guides/715585-how-do-passkeys-work-on-ios-16

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