Open your word document and complete the mail merge using the Excel doc.
MERGE MAILBOXES ADD INS OUTLOOK PASSWORD
In the password field, enter your EID password.For the username (first box) enter your primary Office 365 email address.A window will popup asking for username and password.Leave the password fields blank and select the Next button.Enter the Resource Mailbox email address:.(You will use this name setting up the shortcut below) Enter a name for the profile being created.Setup an Outlook profile for a shared resource mailbox Student employees often configure Unit resource mailbox using this method. Follow the steps below to setup an Outlook profile for the shared resource mailbox as the primary mailbox in Outlook.
An Outlook profile can be setup to access a shared mailbox or to send “mail merged” messages to a list from an Excel spreadsheet from a shared resource mailbox email address.