Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Hi,
I will help you out with this issue. This issue is very strange since you said you have a Microsoft 365 family subscription. Let me first verify the subscription status and the storage status.
https://onedrive.live.com/?v=managestorage&sw=bypassConfig
Please take a screenshot of this page and post me in the next reply. Ensure you are logged into the correct Microsoft account.
I look forward to hearing from you to get the results of the troubleshooting.