Summarize an email thread with Copilot in Outlook
Applies ToOutlook for Microsoft 365 Outlook for Microsoft 365 for Mac Outlook on the web New Outlook for Windows Outlook for Android Outlook for iOS
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Important:  Copilot in Outlook only supports work or school accounts, and Microsoft accounts using outlook.com, hotmail.com, live.com, and msn.com email addresses at this time. Any Microsoft account using an account from a third-party email provider, such as a Gmail, Yahoo, or iCloud, can still use Outlook, but won't have access to the Copilot features in Outlook.

  1. In classic Outlook or new Outlook, choose the conversation that you want.

  2. Select Summary by Copilot (or it might say Summarize) at the top of the email thread. Copilot will scan the thread to look for key points and create a summary for you.

  3. The summary will appear at the top of the email and may also include numbered citations that, when selected, takes you to the corresponding email in the thread.

  1. In Outlook on the web, choose the conversation that you want.

  2. Select Summary by Copilot (or it might say Summarize) at the top of the email thread. Copilot will scan the thread to look for key points and create a summary for you.

  3. The summary will appear at the top of the email and may also include numbered citations that, when selected, takes you to the corresponding email in the thread.

Note:  Microsoft 365 Copilot in Outlook is only available in the latest version of Outlook for Mac. Legacy Outlook isn't supported. See Outlook for Mac.

  1. In Outlook for Mac, choose the conversation that you want.

  2. Select Summarize in the Summary by Copilot box at the top of the email thread. Copilot will scan the thread to look for key points and create a summary for you.

  3. The summary will appear at the top of the email and may also include numbered citations that, when selected, takes you to the corresponding email in the thread.

Select summarize for Copilot to create a summary of an email thread.

Email thread summary with citations created by Copilot

Note: The images provided below serve as examples for iOS, but the instructions are applicable to both iOS and Android devices.

  1. On your Outlook for iOS or Outlook for Android application, choose the conversation that you want. Select the Copilot icon Copilot Icon from the toolbar.

  2. Copilot will scan the thread to look for key points and create a summary for you.

  3. Once completed, you can view the summary under the email.

Copilot summarize icon to summarize email thread in iOS and Android.

An email summary from Copilot in iOS and Android

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