How to cancle or nusubscribe AVG free trial

Hello Heyda,
We are here to help you. You have already contacted our sales support team, they have cancelled automatic renewal for your trial subscriptions. The subscriptions will not renew and no money will be taken from your account.
Feel free to contact us again if you need any further assistance.
Regards,
Alok.

Hi 
I need a little help with my problem, I want to cancel or unsubscribe my AVG free trial because I received this message  
" Your AVG Internet Security (60-day Trial) expires on December 7, 2018, but you don't need to do anything.

We will charge you for the next period of your subscription on December 4, 2018. Our current price is $69.99 (plus tax) (which may have changed since your original subscription purchase) and will be charged to your credit or debit card" and I don't want to be changed what do I do? please help me 
Thank you.

Hello Heyda,
We are here to help you. You have already contacted our sales support team, they have cancelled automatic renewal for your trial subscriptions. The subscriptions will not renew and no money will be taken from your account.
Feel free to contact us again if you need any further assistance.
Regards,
Alok.