Reply to the sender keyboard shortcut in 6 apps
Reply to the sender has a documented keyboard shortcut in 6 apps here, among them Apple Mail, Gmail, Microsoft Outlook, Microsoft Outlook. The most common keys are R on Windows and Cmd + R on a Mac.
Keys on this page were last checked against their sources on September 14, 2026.
| App | Windows | Mac | What it does |
|---|---|---|---|
| Apple Mail | Windows Not documented | Mac Cmd + R | Reply to the sender |
| Gmail | Windows R | Mac R | Respond to the sender |
| Microsoft Outlook | Windows Ctrl + R | Mac Not documented | Respond to the sender |
| Microsoft Outlook | Windows R | Mac Not documented | Reply sender |
| Microsoft Outlook | Windows Not documented | Mac Cmd + R | Reply sender |
| Mozilla Thunderbird | Windows Ctrl + R | Mac Not documented | Reply to the sender |
What most apps settled on for Reply to the sender
On Windows, R is the combination in 2 of the 3 apps here that document one. On a Mac, it is Cmd + R in 2 of 3. One app goes its own way on Windows, and the table above is where to find it.
Where the table is deliberately empty
3 apps here publish no Mac key for Reply to the sender, so those cells are left blank. 2 document it for Mac only. A blank there is a gap in that maker documentation for Reply to the sender, not an oversight here, and it is never filled by converting the other system.
If the keys for Reply to the sender do nothing
The 6 apps listed here each decide this for themselves, so the first thing to check is that you are reading the row for the app you are actually in, and the column for your system. After that, check the app version, since reply to the sender is the kind of command makers move between releases. Report a correction
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