# After I typed `#`, Obsidian would trigger to refer a tag. I knew it ok.
## But Obsidian would render all headings even in editor mode
### If you toggled to preview mode, Obsidian would render everything very well
And if there was a YAML in Markdown code block would also render bad in editor mode.
If I want to write headings like this:
And if there was a YAML in Markdown code block would also render bad in editor mode.