Skype.com / Go / Bill Luxembourg Lux review: Unauthorized charges

from October 2021 to feb 2022 I have been charged a total of $546.80 from my commonwealth debit card. The company on my statements is SKYPE.com/GO/BILL Luxembourg LUX. I have contacted Skype they have

no record of the transactions, and bank is npw saying I authorized the payment's. When I have never had skype, would even know how to start using it.