Worked on improving subtitle rendering reliability in the videolan/vlc repository, specifically addressing issues that occurred during display rotation on Android devices. Focused on the Android display rendering path, the developer implemented a targeted fix using C programming to ensure subtitles are resized and redrawn to fit new display dimensions after rotation. This approach maintained subtitle legibility and alignment, reducing visual glitches and potential user complaints. The work involved video rendering techniques to enhance cross-device consistency, resulting in a smoother user experience on both mobile and embedded Android platforms. The contribution centered on bug resolution rather than feature development during the period.