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M365 Show - Microsoft 365 Digital Workplace Daily

Microsoft Collaboration Pulse: Teams, Viva, SharePoint & Beyond

How to Limit Email Size in Exchange Server for Better Performance

Mirko Peters - M365 Specialist's avatar
Mirko Peters - M365 Specialist
Jul 30, 2025
∙ Paid

You can limit email size in Exchange Server by setting message size rules for the organization, connectors, and mailboxes. These rules help your server perform more efficiently and prevent issues with sending emails. They also ensure compliance with company policies. Many organizations use the default limits, commonly setting 10 MB for sending and recei…

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