During September 2025, AplusKminus enhanced the pqrs-org/KE-complex_modifications repository by developing targeted improvements for German punctuation mapping on Windows keyboards. They introduced new JSON configuration rules to accurately map symbols such as braces, brackets, pipe, tilde, and the at sign, addressing inconsistencies between Windows and Mac layouts. Using JavaScript and their expertise in keyboard layout customization, AplusKminus isolated updates within the German punctuation configuration, which improved maintainability and reduced the need for post-deployment fixes. The work demonstrated a focused approach to cross-platform compatibility, delivering a single, well-scoped feature that addressed a specific user need without introducing bugs.