Why does the mop pad of the Xiaomi Robot Vacuum 5 Pro have an odor?

If the mop pad of the Xiaomi Robot Vacuum 5 Pro has an odor, please refer to the following information:
1. The mop pad is dirty from dust, hair, or debris, so rinse and clean it thoroughly after each use.
2. The mop pad can remain wet or damp after mopping, so air-dry it completely to prevent bacterial growth and odor.
3. The mop pad can be worn out due to long-term use, so replace it regularly, typically every 2–3 months, depending on usage.
4. Stagnant or contaminated water in the water tank can cause odor, so replace the water and clean the tank regularly.
5. Using cleaning agents in the water tank can cause odor or residue, so do not use detergents or cleaners.
6. If the odor persists despite cleaning and maintenance, please contact after-sales service for assistance.