...
5. Choose Advanced options >and check box next to Let me set up my account manually
...
56. Enter your username@uwaterloo.ca, click Connect (your username is your 8 character username, e.g. j25rober)
...
Open the Outlook desktop application.
Go to Outlook > Preferences.
In the Outlook Preferences window, click the Accounts button.
In the Accounts window, change the text in the E-mail address field from username@edu.uwaterloo.ca to username@uwaterloo.ca. (your username is your 8 character username, e.g. j25rober)
...
MacMail
Open the MacMail application.
Go to Mail > Preferences.
Open the Email Address drop-down menu and select Edit Email Addresses.
Double-click your email address to edit. Change the text in the Email address field from username@edu.uwaterloo.ca to username@uwaterloo.ca. Click OK. (Your username is your 8 character username, e.g. j25rober)
...