overflow-wrap in Outlook for Mac
Not supported overflow-wrap is not supported in Outlook for Mac.
Works in 2 of 21 · partial in 3 · not supported in 13 · 3 untested
Which clients
- Works
- Samsung Mail, Superhuman
- Partial
- Apple Mail, Apple Mail iOS, Proton Mail
- Not supported
- Gmail, Gmail Android, Gmail iOS, Outlook 365, Outlook (New), Outlook Classic, Outlook iOS, Outlook Android, Outlook for Mac, Yahoo Mail, Yahoo Mail Android, Yahoo Mail iOS, AOL Mail
- Untested
- Thunderbird, HEY Mail, Fastmail
Your reader in Outlook for Mac sees the email without overflow-wrap, even if it looks right where you tested it.
The fix for Outlook for Mac
Outlook Windows does not wrap a URL on word-break, word-wrap, or overflow-wrap. Insert ​ in a cell that has a width
<table role="presentation" width="100%" cellpadding="0"
cellspacing="0" border="0">
<tr>
<td width="100%">
https://example.com/​very/​long/​url?token=​abc123def456
</td>
</tr>
</table>Show the original
<p style="overflow-wrap: break-word;">
https://example.com/very/long/url?token=abc123def456
</p>The checker needs a computer screen.
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What Outlook for Mac does with overflow-wrap
@emailens/engine 0.18.22 on the original code
Outlook for Mac does not support "overflow-wrap".
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Every feature in Outlook for Mac · overflow-wrap in every client
Questions
- How many email clients support overflow-wrap?
- It works in 2 of 21, partial in 3, not supported in 13, 3 untested.
- What do I use instead of overflow-wrap in Outlook for Mac?
- Outlook Windows does not wrap a URL on word-break, word-wrap, or overflow-wrap. Insert ​ in a cell that has a width.
- Does overflow-wrap work in Outlook (New)?
- overflow-wrap is not supported in Outlook (New). Closest to Outlook for Mac: Outlook (New), which agrees on 279 of the 299 features both are tested on.
To see what else in your email Outlook for Mac does not support, paste the whole email.
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The checker needs a computer screen.
caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 3 Aug 2022 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping