Greetings!
I'm Christine, I'll be happy to assist you. It seems like you've been charged for subscription that you did not enrolled. You may check the link below on how to request a refund:
In case it didn't help, you will be needing to reach the MS Accounts & Billing Support to check your account.
Kindly open this link: https://support.microsoft.com/contactus/
Ensure that your MS Account has been signed in
Type "Chat with an agent" and hit Enter.
Please click the "Contact support"
Please select the "Products and services"
Please follow the prompts to connect with a live agent.
You may also choose the "Call me back" option if you prefer to receive a call.
Once you're connected to the Live Agent, please let them know about your issue so they could check your account and address your concern.
Thank you,
Christine