Yanyan Mu enhanced the Test-DefenderAndAmsiWorkProperly documentation in the MicrosoftDocs/OfficeDocs-SharePoint-PowerShell repository, focusing on clarity and completeness for PowerShell cmdlet users. Over the course of a month, Yanyan systematically refreshed the article’s structure and content using Markdown, addressing purpose, syntax, parameters, inputs, outputs, and practical examples. The work involved iterative documentation commits that resolved broken links, improved navigation, and refined technical language for better readability. By applying strong documentation skills and attention to detail, Yanyan’s contributions closed quality gaps, reduced user confusion, and streamlined onboarding for new contributors, ultimately supporting more effective cmdlet adoption and support.