During January 2025, Losuler developed a targeted troubleshooting guide for the jellyfin.org repository, addressing playback progress display issues in the Active Devices section. The work focused on enhancing user-facing documentation by providing clear, actionable steps for verifying system clock synchronization and enabling NTP on systemd-based Linux systems. Using Markdown and leveraging strong documentation skills, Losuler updated existing guides to improve self-service support for users. The changes were linked to relevant commits and issues for traceability, reflecting a collaborative approach with engineering teams. This contribution deepened the documentation’s technical accuracy and usability, though the scope was limited to a single feature.