Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
"I had to close that card because of the recent transaction."
You did the right thing.
When you see a charge on your card account - from Microsoft or any other company - for a product or service that you know you did not purchase, it can only mean that someone else has your card information and is using it to make unauthorized purchases. Until you shut them down, they will keep on trying.