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Does CSS :link Work in HTML Email?
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Quick Answer
Does :link work in HTML email?
The CSS :link property is supported in Outlook (Windows), Outlook (Mac / Web), Apple Mail, Yahoo! Mail, and others. It is NOT supported in Gmail. Always include a safe fallback for unsupported clients.
Which Email Clients Support CSS :link?
CSS support for :link across email clients
| Email Client | Desktop | Mobile / Web | Notes |
|---|---|---|---|
| Gmail | ✗ No | ✗ No | — |
| Outlook (Windows) | ✓ Yes | ? | — |
| Outlook (Mac / Web) | ✓ Yes | ✓ Yes | — |
| Apple Mail | ✓ Yes | ✓ Yes | — |
| Yahoo! Mail | ✓ Yes | ✓ Yes | — |
| Samsung Email | ? | ✓ Yes | — |
| Thunderbird | ✓ Yes | ? | — |
| ProtonMail | ✗ No | ✓ Yes | — |
| Fastmail | ✓ Yes | ? | — |
Frequently Asked Questions
Test Your Email Now
Paste your HTML and see how it renders in clients that don't support :link.