Script for Jamf Self Service to change the username field of the current user's Outlook Exchange account to the email address. Useful when migrating from on-prem Exchange server to Office 365.

Change Microsoft Outlook Username.sh

#!/bin/sh

currentUser="$3"

su "$currentUser" -c /usr/bin/osascript << 'OUTLOOKCOMMAND'

tell application "Microsoft Outlook"
    set emailAddress to email address of exchange account 1
    set user name of exchange account 1 to emailAddress
end tell

OUTLOOKCOMMAND

"/Library/Application Support/JAMF/bin/Management Action.app/Contents/MacOS/Management Action" -message "Your Microsoft Outlook account has been updated for Office 365." -title "Outlook Update Complete"

exit 0