Estimated Support About

100.0% supported


This is a global note.

  • 1

    Partial. Fixed attachment is not supported.

  • 2

    Partial. Slash syntax values are not supported.

  • 3

    Partial. Values containing background images are not supported.

  • 4

    Buggy. For slash syntax values, it removes the slash character, making the value invalid.

  • 5

    Partial. Seems to only support background colors.


Know something we don't?

Is any of the above data outdated? Or do you want to add a new email client to the list? Heads on to GitHub and edit the data file!

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Test it yourself

This feature was last tested on December 21, 2020.

If you want to test this feature in the same conditions as we did, you can get our test code and run a test by yourself. Make sure to follow our testing recommendations first.