Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Please try that to reach a live agent
Please access the link below
https://support.microsoft.com/en-us/home/expcon...
Type Microsoft Store and then click Get Help
Then click the Contact Support button at the bottom of the page
Under Products and Services, choose Others
Click on Confirm, then on "Chat with a support agent in your web browser"
Follow the onscreen steps to get a live agent and start chatting.