How to Add an existing M365 Account to the Outlook App (Windows)
1. Open the M365 Outlook Client
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2. Click on File
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3. Enter your CUNYfirst credentials (firstname.lastnameXX@LOGIN.CUNY.EDU where XX are the last two digits of your EMPLID) click Connect
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4. You will be prompted to enter your CUNY Credentials (firstname.lastnameXX@login.cuny.edu where XX are the last two digits of your EMPLID) and CUNYfirst password on the CUNY Web Applications Login page, then click LOGIN.
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5. If prompted, select Microsoft 365
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6. You will see a confirmation message that your account was added
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7. Restart your M365 Outlook App. You may notice a longer than usual start up time as the account is updated.