How does Microsoft storage work? - Microsoft Support
If you are already a Microsoft 365 Personal and Family subscription holder, you can add up to 1 TB of additional file storage to the 1 TB already included with your Microsoft 365 subscription. Extend your OneDrive. Learn how to Share your Microsoft 365 Family subscription.
Applies To:
Outlook.com, Microsoft account dashboard, Microsoft Teams personal, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows