1. Improve cleaning effectiveness: The mop holder helps the mop fit closer to the floor, reaches into tight spaces for thorough cleaning, and maintains consistent water absorption and cleaning performance for better overall results. 2. Extend lifespan: A worn or damaged holder can affect robot operation. Replacing the mop holder reduces wear on components and helps extend the robot's service life. 3. Optimize the mopping experience: The mop holder is designed for easy installation and removal. It allows the robot to move smoothly during mopping, improving cleaning efficiency and user experience. 4. Adapt to cleaning needs: Different cleaning tasks may require different mop and holder combinations. Replacing the mop holder helps maintain optimal performance across various floor types and conditions.