How to deal with cluttered cleaning routes?

1.Please check if obstacle avoidance module is dusty. If it is, please gently wipe it with a dry tissue;
2.Check if there are many obstacles in the indoor environment. Due to high-precision obstacle avoidance, the path may look messy.
3.Check if the drive wheels are dirty, and if so, please wipe them with a dry cloth; Note: Do not use non-Ecovacs-specific cleaning solution;