Support Links
Office Online -> https://portal.office.com, https://office.com.
Self service password reset link -> https://passwordreset.microsoftonline.com.
How to get email or Office Apps on your Mobile device -> https://support.office.com/en-us/article/Set-up-Office-apps-and-email-on-iOS-devices-0402b37e-49c4-4419-a030-f34c2013041f?ui=en-US&rs=en-US&ad=US.