Find the issue that best describes your experience and follow the troubleshooting steps included.

Password or verification issue

You forgot your password, the password you entered isn't working, or you can't receive a verification code.

Username issue

You forgot your username or your username isn't working.

Account locked

When you signed in, you received a message that says your account is locked.

Verify email or password

You received an error stating the password or email is incorrect, despite entering the correct information.

  • Try signing in using this information at https://account.microsoft.com/

  • If you are unable to sign in to your Microsoft account, contact Microsoft support.

  • If you were able to sign in to your Microsoft account but still unable to access Microsoft To Do, please send an email to Microsoft To Do support at hstodo@microsoft.com. In your email, please include as much information as you can, including a description of the issue and the device(s), operating system, or browser you are using.

Phone or email is already associated with an account

You received an error stating that your phone or email is already associated with an account, despite entering the verification code.

  • Try signing in using this information at https://account.microsoft.com/

  • If you are unable to sign in to your Microsoft account, contact Microsoft support.

  • If you were able to sign in to your Microsoft account but still unable to access Microsoft To Do, please send an email to Microsoft To Do support at hstodo@microsoft.com. In your email, please include as much information as you can, including a description of the issue and the device(s), operating system, or browser you are using.

Linked account doesn't exist

When you signed in, you received an error stating that the account does not exist, and while creating a new account, you received an error stating that the account already exists. This can happen if you try signing in with an account that is linked to an existing Microsoft account. 

Need more help?

If you're experiencing an issue not listed above or this troubleshooting didn't help, please contact Microsoft To Do support by sending us an email at hstodo@microsoft.com. In your email, please include as much information as you can, including a description of the issue and the device(s), operating system, or browser you are using.

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