How to Send a Read Receipt in Outlook (And What to Expect)
Read receipts in Outlook seem straightforward — you send a message, the recipient opens it, and you get a notification confirming it was read. In practice, the feature has more moving parts than most people expect. Whether it works the way you intend depends on your version of Outlook, the recipient's email client, and settings neither of you may have thought about.
What a Read Receipt Actually Does
A read receipt is an automated notification sent back to the original sender when the recipient opens an email. It's separate from a delivery receipt, which only confirms the message reached the recipient's mailbox — not that anyone opened it.
In Outlook, you can request either or both. But requesting a read receipt doesn't guarantee you'll receive one. The recipient's email client — whether that's Outlook, Gmail, Apple Mail, or something else — typically controls whether the receipt is sent, and in many cases, the recipient is asked whether they want to send it at all.
How to Request a Read Receipt in Outlook
The process varies slightly depending on whether you're using Outlook for Windows, Outlook for Mac, or Outlook on the web (formerly Outlook Web App).
Outlook for Windows (Microsoft 365 / Outlook 2016–2021)
- Open a new email or reply to an existing one.
- Go to the Options tab in the ribbon.
- In the Tracking group, check Request a Read Receipt and/or Request a Delivery Receipt.
- Send your message as normal.
Outlook for Mac
- Compose a new message.
- Click Options in the message toolbar.
- Select Request Read Receipt.
Outlook on the Web
- Start composing a new message.
- Click the three-dot menu (More options) at the bottom of the compose window.
- Select Show message options.
- Toggle on Request a read receipt and/or Request a delivery receipt.
How to Enable Read Receipts for All Messages (Not Just One)
If you want Outlook to automatically request a read receipt on every email you send, you can set this globally:
- In Outlook for Windows: Go to File → Options → Mail, then scroll to the Tracking section. Check Read receipt confirming the recipient viewed the message.
- This applies to all outgoing messages from that point forward — useful for business or professional environments where tracking is routine.
📬 What Happens on the Recipient's End
This is where many users get confused. When the recipient opens your email:
- In Outlook: They're typically prompted with a dialog asking whether to send a read receipt. They can choose Yes, No, or dismiss the prompt entirely.
- In Gmail or Apple Mail: Many clients don't support read receipts natively. The request is silently ignored and no receipt is ever sent back.
- In corporate environments: Administrators can configure Exchange or Microsoft 365 policies to automatically send or block read receipts across the organization — removing the choice from individual users.
This means a missing read receipt doesn't necessarily mean your email was ignored. It could mean the recipient declined, their client doesn't support the feature, or their organization has disabled it.
Key Variables That Affect Whether Read Receipts Work
| Variable | Impact |
|---|---|
| Recipient's email client | Non-Outlook clients often don't support receipts |
| Recipient's Outlook settings | They may auto-decline or be prompted to choose |
| Exchange / Microsoft 365 admin policy | Can override individual user settings entirely |
| Outlook version | UI steps differ; older versions may have different menu locations |
| Internet-based recipients (Gmail, Yahoo, etc.) | Read receipt requests are typically not honored |
⚙️ How Recipients Control Read Receipt Responses in Outlook
Recipients using Outlook can configure how their client handles incoming read receipt requests. Under File → Options → Mail → Tracking, they can set it to:
- Always send a response
- Never send a response
- Ask each time (the default)
If a recipient has set it to Never send a response, you'll never receive a read receipt from them regardless of what you request — and there's no way to override that from your end.
Read Receipts in Shared or Delegated Mailboxes
If you're sending from a shared mailbox or acting as a delegate, read receipt behavior can become less predictable. Receipts may be routed to the mailbox owner rather than the delegate, or may not generate properly depending on how the mailbox permissions are configured. This is worth testing in your specific environment before relying on it for important communications.
When Read Receipts Don't Tell the Whole Story
Even a confirmed read receipt has limits. It tells you the email was opened — not that it was read carefully, acted upon, or even seen for more than a second. In environments where users preview messages in a reading pane, some clients may trigger a read receipt without the user actively opening the message.
For high-stakes communications — contracts, deadlines, approvals — many professionals combine read receipts with follow-up flags, calendar invites, or direct confirmation to ensure the message actually landed. 🗂️
Whether read receipts are the right tracking tool for your workflow comes down to who you're emailing, what platform they're using, and how your own Outlook environment is configured — all of which varies considerably from one setup to the next.