My OneDrive says it's full - Microsoft Support
Your OneDrive might be full because: You have exceeded the storage quota for your account. Learn more. If either your Outlook.com mailbox or your OneDrive storage is full, you cannot send or receive email. Check your Outbox or your mailbox storage to …
Save disk space with OneDrive Files On-Demand for Windows
You can open a locally available file anytime, even without Internet access. If you need more space, you can change the file back to online only. Just right-click the file and select “Free up space.” With Storage Sense turned on, these files will become online-only files after the time period you've selected.
Use OneDrive and Storage Sense in Windows 10 to manage disk …
Windows Storage Sense is a silent assistant that works with OneDrive to automatically free up space by making locally available files that you aren't using anymore online-only again. Online-only files stay safe in OneDrive and are visible on your device.
Manage your OneDrive for work or school storage
You can manage your OneDrive for work or school to see how much space you’re using and free up space if you’re getting close to your storage limit. If you don't have permissions to update storage, contact your site administrator.
Save disk space with OneDrive Files On-Demand for Mac
Just right-click the file and select Free up space. Only files that you mark as Always keep on this device have the green circle with the white check mark. These always available files download to your device and take up space, but they’re always there for you even when you’re offline.
Use Storage Sense to manage disk space - Microsoft Support
Windows 10 Storage Sense works with OneDrive to automatically free up space by making locally available OneDrive files that you aren't using anymore online-only again. Try it!
Delete files or folders in OneDrive - Microsoft Support
Delete files to free up storage. Once you delete files from OneDrive and the OneDrive recycle bin, there may be a short delay in seeing that reflected in your OneDrive account's storage availability. Sign in to your Microsoft account and see your storage quota.
I'm getting a "Disk full" message in OneDrive - Microsoft Support
You get a disk full message when trying to move files into OneDrive. Workaround. Use the Disk Clean-up utility (Start > Disk Clean-up in Windows, or Optimize Storage in Mac) to free up some working space for OneDrive.
Free up drive space in Windows - Microsoft Support
Free up drive space in Windows. If your PC is running low on free space, you might not be able to install important Windows updates, and your PC’s performance may be affected. Here are some ways to free up space so you can keep your PC up to date and running smoothly.
How to reduce your cloud storage - Microsoft Support
Check each one in turn to reduce your total storage: OneDrive, Outlook, Loop & Designer. OneDrive . Sign in to OneDrive and go to Manage storage to see what's taking up space. Manage storage. Tips: Look for large files, ZIP or other archives that are no longer required.