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Microsoft to phase out Outlook’s Prioritize My Inbox feature

Microsoft says it will begin retiring Outlook’s Prioritize My Inbox on October 26, 2026, with removal from all Outlook clients expected by the end of March 2027. Launched in 2025, the feature uses Copilot to identify and highlight important messages. Microsoft says the change will simplify the Outlook Copilot experience but has not provided a detailed explanation.

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Microsoft to phase out Outlook’s Prioritize My Inbox feature
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What to know

  • 01

    The feature can learn users’ work patterns and email habits to highlight messages relevant to their workflows.

  • 02

    Filters and custom prompts let users specify important email categories, including client replies, meeting arrangements and approval requests.

Why it matters

This change is relevant to Outlook users who rely on AI email organization, while traditional options such as Focused Inbox remain available.

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