text-overflow
CSS property · 9 supported, 2 partial, 4 unsupported across 15 clients
Client Support
| Client | Category | Engine | Support |
|---|---|---|---|
| Gmail | webmail | Gmail Web | Supported |
| Gmail Android | mobile | Gmail Mobile | Partial |
| Gmail iOS | mobile | Gmail Mobile | Partial |
| Outlook 365 | webmail | Outlook Web | Supported |
| Outlook (New) | desktop | Outlook Web | Unsupported |
| Outlook Classic | desktop | Microsoft Word | Unsupported |
| Outlook iOS | mobile | Outlook Mobile | Supported |
| Outlook Android | mobile | Outlook Mobile | Supported |
| Apple Mail | desktop | WebKit | Supported |
| Apple Mail iOS | mobile | WebKit | Supported |
| Yahoo Mail | webmail | Yahoo | Unsupported |
| Samsung Mail | mobile | Samsung | Unsupported |
| Thunderbird | desktop | Gecko | Supported |
| HEY Mail | webmail | WebKit | Supported |
| Superhuman | desktop | Blink | Supported |
Client-by-client behaviour for text-overflow
Fully supports text-overflow (9): Gmail, Outlook 365, Outlook iOS, Outlook Android, Apple Mail, Apple Mail iOS, Thunderbird, HEY Mail, Superhuman.
Partial support (2): Gmail Android, Gmail iOS. Expect rendering quirks unique to each engine — partial support typically means a subset of values, an ignored shorthand, or sanitizer-specific rewrites.
No support (4): Outlook (New), Outlook Classic, Yahoo Mail, Samsung Mail. Plan fallbacks for these clients before relying on text-overflow in production sends.
Fixes & Workarounds
Outlook (New)
Unsupportedtext-overflow requires overflow:hidden which is stripped by Gmail. Truncate content server-side.
Outlook Classic
Unsupportedtext-overflow requires overflow:hidden which is stripped by Gmail. Truncate content server-side.
Yahoo Mail
Unsupportedtext-overflow requires overflow:hidden which is stripped by Gmail. Truncate content server-side.
Samsung Mail
Unsupportedtext-overflow requires overflow:hidden which is stripped by Gmail. Truncate content server-side.
Gmail Android
Partialtext-overflow requires overflow:hidden which is stripped by Gmail. Truncate content server-side.
Gmail iOS
Partialtext-overflow requires overflow:hidden which is stripped by Gmail. Truncate content server-side.
Related Features
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Try Emailens FreeSupport data last updated Apr 27, 2026 · synced from caniemail.com via @emailens/engine.