How to sign out from Authenticator
To sign out from Microsoft Authenticator, you need to remove all your accounts.
Tip
To restore account credentials in Authenticator, sign out before proceeding with account recovery.
To remove an account from Microsoft Authenticator
Open Authenticator and select the account you want to remove.
Tap the Settings gear
Tap Remove account.
Important
After removing the account, you will not be able to use your device to verify sign-in.
To remove all accounts from Microsoft Authenticator
The easiest way to remove all accounts from Authenticator is to reset and remove all data from the app.
Open your device's Settings app and select Apps.
Select Authenticator in your app list.
Select Storage or Storage & cache.
Tap Clear data then OK.
Important
There is no undo. All accounts will be removed, and you will not be able to use your device to verify sign-in.