> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.airmailapp.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# HTML Source Signature - Airmail for macOS

In Airmail you can use images and other various of objectives in the signature which are in HTML codes or 
 supported for HTML. If you already have created signature using Apple Mail or any third-party editor, you . 
 can simply copy them in rich-text and paste in the signature field without using HTML which is the quickest 
 way to add the signature.

 In the following tutorial below there are two ways to add signature to Airmail and in the Screencast we 
 include how to add signature using third-party editor.


### Third-Party Editor

${youtube}[Html Signature](LljzGhGCuZg)