You can't sign in to Microsoft 365 to receive your Flatter Email

You can't sign in to Microsoft 365 to receive your Flatter Email

Cause

The following conditions might cause this issue:

  • You're locked out from your user account.
  • You tried to sign in with the wrong user name and password.
  • The password you tried to sign in with is temporary and expired. (This might happen if your user account is new or your password was recently reset.)
  • Your password has expired.
  • You're blocked from signing in.

Resolution

Attempt to Sign in to the portal

If you can't sign in to the portal, use one of the solutions in the following table, as appropriate for your situation.


You can't sign in to the portal

If you can't sign in to the portal, use one of the solutions in the following table, as appropriate for your situation.

Error or description Solution
We don't recognize this user ID or password. 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. And check to make sure you typed the correct password. To resolve this issue, see "We don't recognize this user ID or password" error when a user tries to sign in to the Microsoft 365 portal.
You've tried to sign in too many times with an incorrect user ID or password. After 10 unsuccessful sign-in attempts (wrong password), the user is locked out for one minute. Subsequent incorrect sign-in attempts will lock out the user for increasing durations. To resolve this issue, do one of these methods: 1. Try again. You will have to enter a random set of letters and number as part of the sign-in process. 2. Update your password on all devices that connect to your account. 3. Reset your password.
It looks like your account has been blocked. Please contact your admin to unblock it. To resolve this issue, see "It looks like your account has been blocked" error when a user tries to sign in to Microsoft 365. If the issue still occurs, use one of these methods: 1. Wait 15 minutes, and then try again. 2. Have your admin reset the password. This unlocks the account.
Sorry, that didn't work. This doesn't look like a valid user ID. 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 Microsoft 365.
You're automatically signed in as a different user. If you're using more than one user account in a web browser, try one of these methods: 1. Sign out of the portal. 2. Clear the cache in the web browser, delete Internet cookies, and then try to sign in again.
You see a correlation ID that resembles "Correlation ID:ac5d279c-cf72-5073-278e-a5b2b0c8a4bc" Contact Microsoft Technical Support.
You're asked to change your password. Your password may be temporary or your password has expired. If you're prompted, change your password.
Sorry, but we're having trouble signing you in. Please try again in a few minutes. If this doesn't work, you might want to contact your admin and report the error: <error code> To resolve this, see "This doesn't look like a valid user ID" error when a user tries to sign in to Microsoft 365.
You don't see any of the previous error messages, and the website address doesn't start with https://login.microsoftonline.com. You may be a federated user. Work with your company admin, and see How to use Remote Connectivity Analyzer to troubleshoot single sign-on issues for Microsoft 365, Azure, or Intune and A federated user is prompted unexpectedly to enter their work or school account credentials.
Sorry! We can't process your request. Your session is invalid or expired. There was an error processing your request because your session is invalid or expired. Please try again. To resolve this issue, see "Sorry! We can't process your request" error when you try to set up security verification settings for Azure Multi-Factor Authentication.
We did not receive the expected response. Please try again. To resolve this issue, see "We did not receive the expected response" error message when you try to sign in by using Azure Multi-Factor Authentication.
We didn't receive a response. Please try again. To resolve this issue, see "We didn't receive a response" error message when you try to sign in by using Azure Multi-Factor Authentication.
Sorry, our account verification system is having trouble. This could be temporary, but if you see it again, you might want to contact your admin. To resolve this issue, see "Account verification system is having trouble" error message when you try to sign in by using a work or school account.

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