How to Make Notes with Fixed-Width Font?

By default, each new note is formatted with Markdown. However, you can turn it off. Especially, if you would like to save some code snippets.

To change the formatting system for a note, click the gear icon (see screenshot) and choose Code mode.

Setting Code Mode

Code Mode

If you usually work with code snippets, you can set is as a default mode in Preferences -> Text -> Default Text Formatting.

Setting Default Mode