Using an Apple Watch as a device to authenticate access to enterprise sites and services using Microsoft Authenticator is a convenience that’s about to go away. Microsoft says the feature will stop working after an Authenticator update scheduled for next month.
Apple Watch auth out
Microsoft Authenticator makes it easy to sign into Microsoft accounts, supported apps or services using two-step verification. Authenticator also generates one-time use codes, so you needn’t wait for text messages or calls to access your accounts.