Lesson Prev Next Lesson 3 - Open String Names Course Lessons My List You’ll need to know the names of the open strings. It is essential for tuning an general guitar knowledge.These notes are then repeated at the 12th fret, which usually has 2 dots.How to read chord diagrams Next Up: Lesson 4 - How To Tune Your Guitar Well done! Let's jump into the next lesson of the course. Previous Next