Roadmap to Mastery: Breaking Through Intermediate Guitar Plateaus: A Systems-Based Guide to Technique, Practice, and Mindset

If your into rock/metal, check out the books from Troy Stetina and his online academy. But stay away from those youtubers that promise you that you will get 4 times better in 2 weeks. y A other book you could check out is the following, also from Stetina: https://www.amazon.com/Roadmap-Mastery-Intermediate-Systems-Based-Technique/dp/B0GMWVGNZD It should help you identify problems and how you could fix them.