Compose and review a Mail message before sending

Command-N starts an email in Mail. Shift-Command-D sends it. Command-Z can undo sending only while Mail’s configured Undo Send delay is still available.

Mail · Reviewed 2026-11-05 · Review method

Platform, keyboard and verification notes
Scope
Mail · macOS app; Apple Mac documentation source checks on 4 November 2026 and editorial review on 5 November 2026. No running-app compatibility test is claimed.
Keyboard and customization
English-language Apple documentation. Modifier and punctuation keys may differ on other keyboard layouts.. Documented defaults, not a reading of your current menu. Check the app menu and custom App Shortcuts if a binding differs; focus and selected content can change its effect.
Review basis
Documentation reviewed 2026-11-05 by Codex — primary-documentation and editorial review; no hands-on runtime test. These bindings were not tested in a running app for this guide.

Keyboard shortcuts for this task

Keyboard shortcuts for this task
ActionKeysContext
New messageCommand-NBegins composition; confirm the recipient and subject before sending. Source ↗
Send messageShift-Command-DSends the composed message; use only after a deliberate final review. Source ↗
Undo Send when availableCommand-ZApplies only during the configured send delay, not as an unlimited recall mechanism. Source ↗

Build the message before reaching for Send

Begin a practice draft with a clear subject and an unmistakable recipient. Add the body, check its tone, then inspect the address fields and any files. The send shortcut is a final action, not a navigation shortcut. Treat a crowded recipient field with the same care as the message body, especially when autocomplete offers several people with similar names.

Understand the Undo Send boundary

Apple’s Mail guide describes a short delay during which Undo Send is available, with the delay adjustable in Composing settings. It is not a promise to recall a message after another mail server has delivered it. If you notice a mistake, act immediately while the control is available. Do not use an important or sensitive email to test how long that delay lasts.

Rehearse without contacting anyone accidentally

You can learn draft creation without sending at all: start a blank message, add harmless text, inspect the fields, then save or close the draft using the interface. If you choose to test sending, use an address you control and a clearly marked test subject. Check the received copy as well as the Sent mailbox; a keypress alone does not establish delivery.

Sources and corrections

Found a mismatch? Email pashaseenainc@gmail.com with your app version, macOS version, keyboard layout and the command. Please leave personal document names out.

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