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Messenger problems: Your quick fix for sign-in error 80048821

22 July 2009 by J.M.

Windows Live Messenger could not sign you in because the Windows Live ID does not exist or is incorrect. If you have forgotten your password, click Forgot your password? at the bottom of the main Messenger window.

You cannot sign in to Messenger because all you see when you try to sign in is the error code 80048821? You can resolve this issue by resetting the stored sign-in data. Have a look at the steps.

  • Browse to
  • Click on the link Sign in with different account.
  • Enter your Windows Live ID, that is, the address you are using to sign in to Messenger, and the corresponding password.
  • Click Sign in to check if you are able to sign in correctly.
  • If it doesn’t work, try to reset your password. That works like this:
    • Browse to
    • Click on Sign in with different account.
    • Enter your Windows Live ID, then click Forgot your password?.
    • A wizard appears. Follow its steps to reset your password.
    • If you need help with resetting your password because you have forgotten the secret question and its answer, or the alternative e-mail address, please contact the Windows Live ID support by browsing to and choosing Windows Live ID.
    • After you have reset your password successfully, go to the next step described here.
  • After you have succeeded to sign in to your account, remove the stored sign-in information, and enter them again. Do this:
    • Remobe my sign-in information from this computerIn the Windows Live Messenger sign-in window, open the e-mail dropdown and click your Windows Live ID (Messenger address). When you clicked it, click the small arrow next to the status selector, and choose Forget me.
    • Now enter your e-mail address and its password.
    • Check the two checkboxes Remember me and Remember my password.
    • Click Sign in and check if that works now.
  • If you still cannot sign in to Messenger, please contact the Windows Live support at and tell them you have already done the above steps.


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