There are two ways:
1.) You can click on the envelope icon on the top right corner of any Fullerton College (fullcoll.edu) web page and follow the instructions on how to check through Office 365
2.) go to https://live.com and enter your e-mail address. Your e-mail address is your student ID number @fullcoll.edu. For example, if your student ID number is 01234567, your e-mail address will be 01234567@fullcoll.edu. Your password will be the one you use to log into myGateway or Canvas.
Follow the instructions given if it is your first time accessing your e-mail address. You may be required to download the MS Authenticator app from your smartphone's app store (Apple AppStore, Google Play, etc.) to set up two-factor authentication. It is free.