If you can't sign into your Microsoft account, use the sign-in helper to identify the problem.
How to use the Microsoft account sign-in helper
The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide. If it detects a problem with your account, we'll tell you what you need to do to solve the problem. If the tool doesn't detect any problem, we'll tell you how you can help yourself.
Click the button below to begin or go to aka.ms/sign-in-helper
Need more help?
Tip
- You can try the sign-in helper again if your account is not found. If you know your username and password, but they have stopped working, read My username and password have stopped working.
- If you need help with your work or school account password, click here.