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Recorded 14 Oct 2026 at 11:54 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Microsoft 365 roadmapMicrosoft 365 roadmap

Exchange: High Volume Email for Microsoft 365

High Volume Email is a new service for line of business applications and other high-volume SMTP scenarios that enables you to send internal messages beyond the current limits of Exchange Online.

What it said

Roadmap ID
382633
Status
Launched
General availability target
March CY2026
Preview target
April CY2024
Products
Exchange
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability, Preview
Platforms
Added to the roadmap
15 Feb 2024 00:15 UTC
Last changed
20 Apr 2026 22:45 UTC

Source evidence when recorded

Microsoft 365 roadmap
Complete at observationRead 14 Oct 2026 at 11:53 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

Page history

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Field-level log (2)

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  1. 14 Oct 2026 · 11:54:40 UTC Source coverage: microsoft-365-roadmapIncomplete → Current
  2. 14 Oct 2026 · 11:22:42 UTC Source coverage: microsoft-365-roadmapCurrent → Incomplete
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 19:00 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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