During November 2024, Anheiqq focused on improving the stability of the lvgl/lvgl graphics library by addressing a critical crash in the Drawing Module. Working in C and leveraging expertise in embedded systems and graphics libraries, Anheiqq delivered a targeted bug fix that involved casting line coordinates to signed 32-bit integers before performing comparisons. This approach resolved issues with horizontal and vertical line rendering, particularly in edge cases involving unsigned integers. The fix enhanced rendering reliability and reduced crash investigations, while also clarifying coordinate casting logic in the codebase. Anheiqq’s work contributed to more robust UI behavior and easier future maintenance.