This article shows how to change both your IAIA Email Password and Portal Password. Although your student ID number should be kept private, it is highly recommended to change the password increased security.
You cannot change your IAIA Email password from Office365. Changing your Portal password is the only way to change your IAIA email password.
Go to IAIA Portal to login. Account> Setting> Edit Password
If you don't know how to login to the IAIA Portal, please read this article before you start.
Click on Account tab to edit Password for both IAIA portal and IAIA Email (Office365).
You can change the IAIA Email (Office365) password by changing IAIA Portal password. It is highly recommended by IT to do this.