How many email clients support display:grid?

It works in 18 of 21, partial in 2, not supported in Outlook Classic.

Does display:grid work in Yahoo Mail iOS?

display:grid works in Yahoo Mail iOS. Closest to Yahoo Mail: Yahoo Mail iOS, which agrees on 282 of the 298 features both are tested on.

display:grid in Yahoo Mail

Works display:grid works in Yahoo Mail.

Works in 18 of 21 · partial in 2 · not supported in 1

Which clients

Works: Gmail, Outlook 365, Outlook (New), Outlook iOS, Outlook Android, Outlook for Mac, Apple Mail, Apple Mail iOS, Yahoo Mail, Yahoo Mail Android, Yahoo Mail iOS, Samsung Mail, Thunderbird, HEY Mail, Proton Mail, AOL Mail, Fastmail, Superhuman
Partial: Gmail Android, Gmail iOS
Not supported: Outlook Classic

The fix for the clients that need it

Needed in 3 of 21: Outlook Classic, Gmail Android and Gmail iOS.

Replace CSS Grid with table layout for email compatibility

after

11 lines

<table role="presentation" width="100%" cellpadding="0"
  cellspacing="0" border="0">
  <tr>
    <td width="50%" style="padding: 8px;" valign="top">
      Item 1
    </td>
    <td width="50%" style="padding: 8px;" valign="top">
      Item 2
    </td>
  </tr>
</table>

Show the original

before

5 lines

<div style="display: grid;
            grid-template-columns: 1fr 1fr; gap: 16px;">
  <div>Item 1</div>
  <div>Item 2</div>
</div>

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What Yahoo Mail does with display:grid

The Emailens probe for display:grid on a real install counted as Yahoo Mail, captured 14 Oct 2026. It shows the probe, not the fix. Where display:grid is supported it shows: three boxes in a row.

The Emailens probe for display:grid on a real Yahoo Mail — Yahoo Mail

The same probe in the Emailens live preview of Yahoo Mail — Yahoo Mail

Your next question

Every feature in Yahoo Mail · display:grid in every client

Questions

How many email clients support display:grid?: It works in 18 of 21, partial in 2, not supported in Outlook Classic.
Does display:grid work in Yahoo Mail iOS?: display:grid works in Yahoo Mail iOS. Closest to Yahoo Mail: Yahoo Mail iOS, which agrees on 282 of the 298 features both are tested on.

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

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Real captures 14 Oct 2026 on 11 installs · caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 28 Feb 2019 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping