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Office 365, Email, Exchange, What is my Mailbox Size Limit?

What is my Mailbox Size Limit

Mailboxes for Users on the Exchange system have a hard limit of 100GB

Current Warnings:
  • 98GB: Warning regarding Inbox Size
  • 99GB: Unable to Send Email
  • 100GB: Unable to Send and Receive Email

For more information regarding Exchange Online Limits please check out this document: https://docs.microsoft.com/en-us/office365/servicedescriptions/exchange-online-service-description/exchange-online-limits



Keywords:Exchange quota Email Limit Size Warning   Doc ID:47977
Owner:Office 3.Group:University of Illinois Technology Services
Created:2015-03-03 14:20 CSTUpdated:2019-09-03 08:42 CST
Sites:University of Illinois Technology Services
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