Installation & advice
Add an email signature in Yahoo Mail
Use Yahoo Mail in a desktop browser for the full editor. Its layout and settings names may vary by account experience.
Yahoo Mail on the web
- Open Settings → More Settings → Writing email. Choose the email address and enable Signature.
- Paste your rendered signature into the editor. Check the saved result by composing a new message.
- If your Yahoo experience shows a different settings layout, search Settings for Signature. Test images from an external recipient account.
Menus vary by release and account policy. Instructions reviewed 19 Oct 2026. Official documentation ↗
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