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CallTower Solutions Center

Enable Exchange MFA Sign in on Yealink Desk Phones

1. Find the IP of the phone, Press the Status option as shown below.

ip3.jpg

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2. Navigate to the Web GUI of the Yealink Phone and Sign In using the Admin account.

3. Navigate to Features>General Information, scroll down to Auto Discover

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4. Change the Auto Discover to "Disabled" and put this value https://outlook.office365.com/EWS/Exchange.asmx/WSSecurity  in the "Exchange Server Url" and click Confirm

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5. Sign into the Yealink Phone with the Skype for Business Username and Password. Once signed in, you will see the screen below, Press OK.

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6. Sign into the Exchange account using the "App Password" as shown below.

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