What to do if the drive wheel of the Xiaomi Robot Vacuum H40 is not working properly?

If the drive wheel of the Xiaomi Robot Vacuum H40 is not working properly, try the following:
1. Check whether there is any debris or tangled hair in or around the drive wheel and its components;
2. If the drive wheel is too dirty, it can affect traction. Use a brush to clean the drive wheel thoroughly;
3. Check if the robot is placed on a flat, stable surface, as uneven flooring or objects underneath can cause the drive wheels to malfunction or misalign;
4. Manually rotate the drive wheels to ensure they move freely without resistance or abnormal noise, which can indicate internal mechanical issues;
5. Power cycle the robot vacuum by restarting it, then check if the issue is resolved.