Worked on the LMMS/lmms repository to enhance the reliability of the AutomatableSlider component by addressing an issue where excessive journal entries were generated during user interactions. Introduced a checkpoint-based state recording mechanism in C++ that captures only relevant changes, reducing unnecessary journal noise and improving runtime performance. Focused on GUI development, the solution involved adding and restoring journal checkpoints to streamline the journaling subsystem, which not only resolved a targeted bug but also improved maintainability. This work laid the foundation for future optimizations by ensuring that state changes are efficiently tracked, contributing to a more stable and responsive user experience.