During April 2025, contributed targeted improvements across microsoft/WinUI-Gallery, MicrosoftDocs/windows-dev-docs, and MicrosoftDocs/fabric-docs, focusing on UI reliability and documentation clarity. Addressed a border rendering issue in WinUI-Gallery by refining XAML property application, ensuring correct popup visuals. In windows-dev-docs, enhanced toast notification stability by validating action arguments in C#, preventing crashes from invalid user interactions. Updated fabric-docs to clarify firewall allow-list entries, using Markdown to improve deployment guidance and reduce onboarding friction. The work demonstrated a methodical approach to bug fixing, UI development, and documentation, resulting in more robust user experiences and streamlined developer support across multiple repositories.