May somebody assist me out right here?

I made a decision to get Xbox Sport Go after getting a month free. I prolonged it for one month, after which determined to cancel it so I don't get charged any extra. I additionally had a core go earlier than this that also had 2 months left. Once I my Sport Go subscription expired, I anticipated that my core go can be reinstated. However for some motive It was deemed canceled? It was purchased throughout the begin of December, then I obtained Final in January, prolonged for February, and ran out in March. Can somebody assist me out or present readability?