Minh Nguyen developed a comprehensive Manual Demo Guide for the FitHanuSpecialSubject/GA-Application-Java repository, focusing on improving onboarding and testing processes. Leveraging Markdown for clear documentation and Java for contextual integration, Minh created a repeatable demonstration workflow that clarifies product features and testing scenarios for new users and testers. The guide streamlines knowledge transfer and accelerates release readiness by providing step-by-step instructions, ensuring consistent demonstrations without introducing new defects. While no bugs were addressed during this period, Minh’s work emphasized documentation quality and process stability, resulting in enhanced testing coverage and a smoother onboarding experience for future contributors and QA engineers.