what if i mod my xbox 360 and connect to xbox live??????

[sudden yew]

like in title im new to xbox 360

[runic haven]

@sudden yew Thanks for posting! Please remember, support here is volunteer-based and not official. Be patient after posting, and don’t spam or ask in other channels.
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• Have you searched the error code or for similar problems? (Tell us what you found.)

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[blazing storm]

You will likely get console/account banned. Not something that can be discussed or supported here