Each Microsoft account comes a mailbox for both email and tasks.聽If your mailbox聽or cloud storage聽is full, you聽won鈥檛聽be able to sync your Microsoft To Do聽tasks.聽

You have 5 GB of free cloud storage with your Microsoft account shared across your files and photos in OneDrive, attachments in Outlook.com and your Microsoft 365 apps. You also get 15 GB of free Outlook.com email storage which is separate from your Microsoft cloud storage.

Sign in to聽Outlook.com聽and check your email storage settings to see what鈥檚 taking up space.

Manage Outlook.com storage

How to聽reduce your cloud storage

How does Microsoft storage work?