Some phones will have unoptimized instead of. Outcome: You should now be able to use the Microsoft Authenticator app on a new or reset mobile device. Long-press the Microsoft Teams icon and head to the App info through the shortcut. Select I can't use my Microsoft Authenticator app right now to receive a text or call to verify your identity. Select Work or school account and then Sign in.ĭuring sign in, it will ask you to verify yourself. If not prompted to log in, select the three dots and then + Add account. In the app, log in using your email address and password if prompted. On your phone, download and install the Microsoft Authenticator app. Set up the Microsoft Authenticator app (for new and reset phones): Leave this window open while you download the app to your smartphone. After you finished installing the Microsoft Authenticator app on your phone, click Next on your computer. The following instructions are for the Microsoft Authenticator app. Install the Microsoft Authenticator app from the app store on your new phone. Select Security info on the left side of the page.ĭelete the Microsoft Authenticator for your old device.Ĭhoose Authenticator app from the dropdown menu and follow the steps to set up the Authenticator app, Click on + Add method button to add an authentication method. Log into the with your full email address and OHIO password. Mobile device Solution Remove old devices (for new phones): Note: If you are replacing your only registered device with a new phone number, please contact the IT Service Desk for assistance. Follow these steps if you need to reactivate the Authenticator app on a smart phone or tablet after a factory reset or after replacing the device with a new one that has the same phone number.