11th Adhyayan (Adhyayan 11) of Uttaradhyayan Sutra is about Manonigraha — the control or mastery of the mind.

• Meaning (arth): It explains how a seeker should restrain inner passions and thoughts, cultivate right faith, self-discipline, and mental purity as essential steps on the path to liberation.
• Tradition note: Different Jain traditions sometimes label or order the chapters slightly differently, but many modern expositions identify Adhyayan 11 with the discipline and control of the mind (Manonigraha) as a key spiritual practice. You can read a detailed explanation here