We've run into a problem with your Microsoft 365 subscription and need your help to fix it.” This message is often triggered by a problem with your Microsoft 365 subscription payment. For example, if your payment was declined due to an expired or cancelled credit card, your subscription may become expired or suspended. ...

Make sure you typed the user ID assigned to you by your organization. It usually looks like someone @ example .com or someone @ example .onmicrosoft.com. To resolve this issue, see "This doesn't look like a valid user ID" error when a user tries to sign in to Office 365. You're automatically signed in as a different user. ...

You will most likely need to enter your Microsoft 365 credentials again so ensure you tick any box that says remember my credentials but it should now work for all future documents you open and not require your credentials. When signing out of your account in Outlook you may need to manually click Sign In under the Office Account tab ...

Read more Get started with Microsoft 365 Microsoft 365 brings together Office 365, Windows 10, and Enterprise Mobility + Security. It delivers a complete, intelligent, and secure solution to empower people. Learn More ...