At https://learn.wordpress.org/lesson-plan/how-to-create-and-register-a-block-pattern__trashed/

Under "Options to Register a Block Pattern"

The content contradicts itself.

"Registering a block pattern with your theme is the preferred choice if you have created your theme, or if you are using a child theme..."

should read

Registering a block pattern with your theme is not the preferred choice. If you have created your theme, or if you are using a child theme...