Bold

**text**⌘/Ctrl B

Italic

*text*⌘/Ctrl I

Underline

__text__⌘/Ctrl U

Strike

~~text~~⌘/Ctrl ⇧ X

Link

[text](https://…)⌘/Ctrl K

Image

![](https://…/photo.jpg)

Paste an image link to place it. Drag a picture to move it, pull its corner to resize, press Delete to remove it. Text flows around it.