Hi @Mutehr
Please confirm that you already have a Microsoft account with the same email address as the one you want to create. If you already have an account, you can use that account to sign in without creating a new one. You can complete the sign-in process by resetting your password or changing your password.
If you are unable to resolve the issue you are experiencing, please complete the account recovery process through the Sign-in Assistant and Account Recovery Form.
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