Open the Email Server Settings from Settings > Configuration > Email Server Settings - you will see a form like the one shown below:
- Select Exchange from the drop-down list
- Enter your User Name
- Enter your Domain Name
- Enter your email address and then enter in the Password
- Click on Connect to Server to link Donorfy to your email
- Save your settings
Press the 'Send Test Email' button to check your settings are correct - this will send an email to the email address you entered.
If all the details are correct you will get a confirmation message, if there is a problem sending the email you will see an error message including any details returned by your email server.