(Updated) Outlook: Support for recommended and automatically applied sensitivity labels in Outlook for iOS and Android [MC1247891]
Posted inExchange Online

(Updated) Outlook: Support for recommended and automatically applied sensitivity labels in Outlook for iOS and Android [MC1247891]

Message ID: MC1247891 (Updated) Updated March 31, 2026: We have updated the timeline. Thank you for your patience. [Introduction]Outlook for iOS and Android is adding support for recommended and automatically applied sensitivity labels when you compose an email on your mobile…
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(Updated) Retirement of -Credential parameter when connecting to Exchange Online PowerShell [MC1248389]
Posted inExchange Online

(Updated) Retirement of -Credential parameter when connecting to Exchange Online PowerShell [MC1248389]

Message ID: MC1248389 (Updated) Updated March 25, 2026: We have updated the second bullet in 'What you can do to prepare'. Thank you for your patience. [Introduction] Microsoft is retiring the -Credential parameter used when connecting to Exchange Online PowerShell. Starting…
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(Updated) High Volume Email for Microsoft 365 now generally available [MC1243552]
Posted inExchange Online

(Updated) High Volume Email for Microsoft 365 now generally available [MC1243552]

Message ID: MC1243552 (Updated) Updated March 31, 2026: We have updated the content. Thank you for your patience. [Introduction]Exchange Online includes email‑sending limits based on three factors: recipient rate limit, recipient limit, and message rate limit. To support customers whose internal…
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Outlook: Improved handling of disallowed and failed email reactions [MC1261593]
Posted inExchange Online

Outlook: Improved handling of disallowed and failed email reactions [MC1261593]

Message ID: MC1261593 [Introduction] We’re improving how Outlook respects the x‑ms‑reactions: disallow header in Classic Outlook for Windows. This update ensures that when reactions are disallowed, the Reactions button is correctly disabled and any failed reaction attempts are fully reverted.…
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(Updated) Retirement of -Credential parameter when connecting to Exchange Online PowerShell [MC1248389]
Posted inExchange Online

(Updated) Retirement of -Credential parameter when connecting to Exchange Online PowerShell [MC1248389]

Message ID: MC1248389 (Updated) [Introduction] Microsoft is retiring the -Credential parameter used when connecting to Exchange Online PowerShell. Starting with module versions released in July 2026 and later, the -Credential parameter will be removed from both Connect-ExchangeOnline and Connect-IppsSession cmdlets. Organizations…
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Outlook Mobile: New external image handling option for safe senders [MC1260700]
Posted inExchange Online Microsoft 365 apps

Outlook Mobile: New external image handling option for safe senders [MC1260700]

Message ID: MC1260700 Introduction To address customer feedback and align Outlook Mobile with other Outlook endpoints, we’re updating how Outlook for iOS and Android handles external images in email messages. This update introduces a new “Load images for safe senders”…
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