Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

App Lock helps keep your one-time verification codes, app information, and app settings more secure. When App Lock is enabled, you'll be asked to authenticate using your device PIN or …

Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

If your organization is using multi-factor authentication (MFA) for Microsoft 365, the easiest verification method to use is the Microsoft Authenticator smart phone app. It's just one click …

You can use Microsoft Authenticator for multiple accounts, including Microsoft personal accounts; work/school accounts; and non-Microsoft accounts, such as Amazon, Facebook, Instagram …

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Jul 13, 2025 · Microsoft Authenticator can be used not only for your Microsoft account, and work or school accounts, you can also use it to secure your Facebook, Twitter, Google, Amazon, …

Microsoft Authenticator acts as a secure repository for your account credentials to help you authenticate and access various applications conveniently. Authenticator may list inactive …

In May 2025, app notifications were shown, informing users of the change. In June 2025, the ability to Add or Import new passwords in the Authenticator App stopped.