Microsoft Launches High Volume Email for Exchange Online, Free Until May Microsoft has launched High Volume Email for Exchange Online in public preview, with free access until May 2026 for organizations sending high-volume email.

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Microsoft Launches HVE for Exchange Online, Free Until May

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High Volume Email: Continued support for Basic Authentication & other important updates | Microsoft Community Hub This announcement provides several important updates for High Volume Email.  

Important updates to High Volume Email (HVE) for Microsoft 365:

1. Basic auth supported until Sept 2028;
2. External recipient support removed; and
3. Limits imposed during Preview are now changed.

techcommunity.microsoft.com/blog/exchang...

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High Volume Email in Exchange Online: A Comprehensive Guide For businesses that need to send a significant number of emails—whether for marketing campaigns, transactional notifications, or internal alerts—Microsoft offers a specialized feature known as High Volume Email (HVE). This feature allows organizations to…

High Volume Email in Exchange Online: A Comprehensive Guide via PlanetPowerShell #HighVolumeEmail #ExchangeOnline #EmailMarketing #TransactionalEmails