With the Markdown block you can create formatted content using only regular characters and some punctuation marks. Markdown is used by writers and bloggers who want a quick and easy way to write formatted text, but without having to take their hands off the keyboard, and without learning a lot of complicated codes and shortcuts.
Note: this page describes how to use Markdown when using the Block Editor. You can find instructions on adding Markdown on the Classic editor here.
The Markdown block is enabled by default when you set up Jetpack.
Since it is a block only, it remains available even if you disable the Markdown feature in Jetpack → Settings → Writing → Composing.
Adding a Markdown block
You can add a Markdown Block to any post or page, by selecting it from the Jetpack section of the block picker: