If you are contacting Microsoft regarding an error received while attempting to redeem the 14-Day Trial pre-paid code received with your Halo 4 purchase; this is only available for customers who do not have an active Xbox LIVE Gold account. If you have
an existing Xbox LIVE Gold account, you cannot redeem this pre-paid code.
If you’re experiencing a problem with your Microsoft account password when signing in to Xbox Live,
visit the forums to view options that may help you.
For the most-current information on Xbox One, see
xbox.com. We can’t answer any additional questions at this time. We’re glad you're excited!