Billed for something i dont need

Hello Lau,
We are here to help.
We found that auto-renewal service wasn't cancelled successfully for your AVG Internet Security multi-device subscription. Hence, you have been charged 79.99 USD for its renewal on September 18, 2019.
Do you wish to cancel and get a refund for this renewal?

hi Team

. Looking at my credit card account today I find that I have been billing a item for USD79.77, which I remeber I cancel the renewal & subscription before, please help me with it.

Yes> I would like to cancel and get a refund for this renewal

Thank you for confirming, Lau. 
We have initiated a refund in the amount of 79.99 USD and sent you an e-mail confirming the same. If the e-mail is not found in your inbox, do check your spam/junk folders as well.
We appreciate your patience.

Hello Lau,
We are here to help.
We found that auto-renewal service wasn't cancelled successfully for your AVG Internet Security multi-device subscription. Hence, you have been charged 79.99 USD for its renewal on September 18, 2019.
Do you wish to cancel and get a refund for this renewal?