During May 2025, Guangyu Gong enhanced the MicrosoftDocs/powerbi-docs repository by improving documentation accessibility and imagery. Focusing on Markdown, Guangyu updated image assets to their original sizes and refined alt text, which improved both user experience and accessibility compliance. Additionally, Guangyu made targeted corrections to instructional text, addressing minor formatting issues to ensure clarity and consistency. These documentation updates strengthened the maintainability and quality of the Power BI docs, making them easier to navigate and more inclusive for all users. The work demonstrated attention to detail in documentation practices and a commitment to accessible, well-structured technical content.