All-in-One: Microsoft Storage

The University of Windsor will implement new storage limits beginning April 7, 2025 in response to Microsoft’s changes in global storage limits for universities and colleges. These changes from Microsoft have prompted universities worldwide to modify storage offerings.

The University of Windsor’s storage limits will affect individual Outlook mailboxes and OneDrives as well as shared mailboxes and SharePoints. UWindsor’s storage limits are:

University of Windsor storage should only be used for professional and academic matters. 

If you are currently using more than the allotted storage amounts for your account type listed above, you will need to start reducing duplicate and redundant data to get below the threshold.

How much storage am I using?

• Learn how to check the storage capacity of your Microsoft OneDrive.
• Learn how to check the storage capacity of your Microsoft Outlook account online.
• Learn how to check the storage capacity of your Microsoft Outlook account using the installed desktop application.

OneDrive or SharePoint? 

• When do I use which? 

How do I reduce storage?

• Learn how to reduce storage in your Outlook mailbox.
• Learn how to reduce storage in your OneDrive account. 
• Learn how to reduce storage in shared mailboxes.
• Learn how to reduce storage in SharePoint (Teams).

What happens if I am over-quota? 

Any OneDrives or SharePoints over-quota as of May 1, 2025, will be accessible in read-only mode. Users won't be able to upload, edit, or sync new files, and existing files will remain as read-only. Users, however, will still be able to download and delete files.

In addition, users with Outlook accounts or shared mailboxes  that exceed the allotted quota will not be able to send or receive emails.

Users who may require more than the allotted quota for work, academic, or research purposes can submit a request to IT Services for review.