You can add more than one Email accounts in Microsoft Outlook office including Gmail, Yahoo, Exchange accounts or iCloud. If you are using Microsoft Outlook Office 365 and you also have other Email accounts then you can add in your Microsoft Outlook.
Adding Email accounts on Microsoft Outlook reduces the inconvenience to open and browse more than two email accounts in your computer. You can visit Office 365 my account for any issue in Office 365 Signin or Office 365 email login. Connect Microsoft Outlook support (Toll-Free) 1-888-315-9712 for instant help.