How to find your Microsoft account

If you forgot your Microsoft account email address or you tried to sign in and got the error message, That Microsoft account does not exist, this article can help you find it.

Find your Microsoft account using your security information:

  1. Look up your username using your security contact phone number or email address.

  2. Request a security code to be sent to the phone number or email you used.

  3. Enter the code and select Next.

  4. When you see the account you're looking for, select Sign in.

If you haven’t set up or don’t have access to your security contact information, try the options below to look for your Microsoft account username within other product or services you associated with that account.

How to find your Microsoft account username in the product or service you use

For the protection of your account, we have strict policies on how our advocates can help you with your account. Microsoft Support advocates are unable to provide account information without proper validation, but there are places you can look within the products themselves.

Have you ever set up an alternate email address for the account you want to sign in, such as,, or If so, try that.

From a Windows 10 device where you’re already signed in, select Start  > Settings  > Accounts . Under Email & app accounts, you'll see the usernames associated with your device.

Xbox gamertag: Because gamers are identified by their gamertag within Xbox, it’s not uncommon to forget that you created an email address when you signed up for Xbox. For details of where to look on your console, see the Find your Microsoft email address walkthrough.

Microsoft 365 or Office 2016 or newer: Open an Office app, like Word or Excel. Select File > Account. Under Product Information, you'll see Belongs to with the associated username.

Check your email accounts to see if you have any mails or receipts from Microsoft for purchases such as digital games, movie rentals or subscriptions.

Your account might be closed or deleted

If you closed your Microsoft account, you have 60 days from that closure to sign in and reopen it. After that 60 days, your account and data expire.

If you haven't signed in to your account for a long time, it might expire due to inactivity, according to the following schedule.

If the last time you signed in was:

Your account expires after:

before June 2014

1 year of inactivity

after June 2014

2 years of inactivity

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