Microsoft Security | Microsoft Authenticator
A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation
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When i removed the passkey for this device ( after I removed my phone number) and i logged off and back in ( to test things out) it had a un skippable screen with :
Why do i need a phone number if I already have 2 fido2 keys registered?
A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation