My iPhone 13 sim not surported from the currier

See this information about how to use your phone with a different carrier. Only the carrier that has the lock on the phone can unlock it. How to unlock your iPhone for use with a different carrier - Apple Support

How can I unlock

You cannot remove the lock on the iPhone 13. Only the carrier to which the phone is locked can remove the lock.

Contact the carrier and ask them to remove the lock on the phone.