Outlook (Microsoft 365) email quota management
Outlook email accounts are provided to employees, students, alumni, retirees, and for generic accounts. For more information, please see https://uwaterloo.atlassian.net/wiki/x/VQHf6gk. For information about Microsoft 365 storage quotas, please see Microsoft 365 storage quotas and information.
Check your Outlook storage usage
Visit Microsoft’s site to learn how to Manage your Outlook mailbox size
Microsoft 365 storage quotas and information | FAQs regarding this change
Please note that you can only check your Outlook storage usage through the desktop version of Outlook. If you're using a mobile device, you will need to switch to the desktop interface to view your storage details.
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