Overview of where to sign in with your company account and where setup is described.
In the browser
Email (Outlook on the web): outlook.office.com
Microsoft 365 (Office, OneDrive, SharePoint): portal.office.com
Teams: teams.microsoft.com
Set up Outlook on your computer
Set up your smartphone
iPhone, Outlook app: Set up Outlook for iOS
iPhone, Mail app: Set up an account in the iOS Mail app
Android, Outlook app: Set up Outlook for Android
Android, Gmail or Samsung Email: Set up email in the Android app
Tip: For Microsoft 365 on your smartphone, we recommend the Outlook app: App Store (iPhone) or Google Play (Android). It works best with shared mailboxes and multi-factor authentication.