During flight progress and in a busy cockpit, user-friendly and intuitive functions of the supportive systems are very critical. We are prioritising the user experience and system performance, and continuously improving the TAILLOG system to keep the best and most optimal features. Some of vital parts of the flight progress system in TAILLOG are changed in connection to the new system update version 3.5.2. The core of the flight progress in TAILLOG is managed by use of the wa