If you occasionally hit an issue where your Outlook client will not auto-configure, the following steps should allow you to manually set it up:
Manually configure Outlook – To manually configure Outlook to connect to Exchange Online, follow these steps:
You can administer your Microsoft Office 365 subscriptions via the Microsoft on-line web site, at https://login.microsoftonline.com, before login to this web site the user must be assigned either the Global Administrator role or Billing administrator role, the following outlines the roles available for administrator(s):
You can set up Microsoft Office 365 e-mail on a Windows Phone mobile phone. When you set up an Exchange account on your device, you’ll be able to access and synchronize your e-mail, calendar, and contacts.
These instructions are for devices running Windows Phone 7: