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