Read receipts and delivery notifications are available in only some versions of Outlook for Mac, and only when using a Microsoft 365 work or school account, or an Exchange Server account managed by your organization.
Supported applications include Outlook for Microsoft 365 and Outlook 2019 for Mac version 15.35 (170610) and later (select Outlook > About Outlook to check your version).
Supported accounts. To use this feature, you need a Microsoft 365 work or school account, or an Exchange on-premises account. Select Tools > Accounts to check your account type.
Unsupported accounts. This feature isn't available for Outlook.com accounts, or for IMAP or POP accounts such as Gmail, Yahoo!, or iCloud.
Request a read receipt
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In Outlook, compose your message.
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Select Options > Request Receipts > Request a Read Receipt.
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Send your message.
Request a delivery notification
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In Outlook, compose your message.
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Select Options > Request Receipts > Request a Delivery Receipt.
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Send your message.
Having trouble?
Select Help > Contact Support.
Related Topics
What's new in Outlook 2019 for Mac
Request a read receipt or delivery notification in Outlook for Windows
