Does overflow-wrap work in Yahoo Mail Android?

overflow-wrap is not supported in Yahoo Mail Android. Closest to Yahoo Mail iOS: Yahoo Mail Android, which agrees on 284 of the 297 features both are tested on.

overflow-wrap in Yahoo Mail iOS

Not supported overflow-wrap is not supported in Yahoo Mail iOS.

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 Yahoo Mail iOS sees the email without overflow-wrap, even if it looks right where you tested it.

The fix for Yahoo Mail iOS

Outlook Windows does not wrap a URL on word-break, word-wrap, or overflow-wrap. Insert  in a cell that has a width

after

8 lines

<table role="presentation" width="100%" cellpadding="0"
  cellspacing="0" border="0">
  <tr>
    <td width="100%">
      https://example.com/&#8203;very/&#8203;long/&#8203;url?token=&#8203;abc123def456
    </td>
  </tr>
</table>

Show the original

before

3 lines

<p style="overflow-wrap: break-word;">
  https://example.com/very/long/url?token=abc123def456
</p>

Test this fix, free

Yahoo Mail iOS opens with a free account; the checker shows five clients without one.

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What Yahoo Mail iOS does with overflow-wrap

@emailens/engine 0.18.22 on the original code

Yahoo Mail iOS does not support "overflow-wrap".

Your next question

Every feature in Yahoo Mail iOS · 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 Yahoo Mail iOS?: 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 Yahoo Mail Android?: overflow-wrap is not supported in Yahoo Mail Android. Closest to Yahoo Mail iOS: Yahoo Mail Android, which agrees on 284 of the 297 features both are tested on.

To see what else in your email Yahoo Mail iOS does not support, paste the whole email.

Check your email, free

No signup · Five clients free, Outlook Classic included · All 21 with an account

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