These steps are the same whether you're adding your first email account or additional email accounts to Outlook.
- Select File > Add Account.
- What you see next depends on your version of Outlook.
For Outlook for Microsoft 365
Enter your email address and click Connect.
Enter your name, email address, and password, and click Next.
- If prompted, enter your password again, then select OK > Finish to start using your email account in Outlook.
CLOSE OUTLOOK and RE-Open after 1 minute if you have setup a second account as it will not instantly re-appear until you have closed outlook.