Worked on the Samsung/TizenFX repository, focusing on refining the TaskbarService by removing an unnecessary type check related to input window validation. The update targeted the NUI.WindowSystem, recognizing that the existing validation was redundant since the method already operated within the correct context. This change simplified the code path without altering the service’s behavior, resulting in improved maintainability and readability. The work was implemented in C# and leveraged skills in TizenFX and WindowSystem, demonstrating a careful approach to code cleanup. The contribution addressed a single feature, emphasizing thoughtful code reduction and clarity rather than broad feature development or bug fixing.