When you process information, and rework it in your own words, you understand it better. It forces you to think about what you’re writing, rather than mindlessly listening or transcribing.

Visual notes can improve recall and retention, enhance creativity, provide higher level of understanding, and result in better listening skills. Live Sketchnoting Across Platforms: Exploring the Potential and Limitations of Analogue and Digital Tools

Using the Feynman technique is great.

References

1. The-pen-is-mightier-than-the-keyboard