What to do if the Xiaomi Robot Vacuum X20+ reports the dirty water tank abnormally?

Please refer to the following steps to troubleshoot the issue:
1. If the dirty water tank is full, please empty the dirty water;
2. Fill in with clean water, place the dirty water tank back in place and press lightly;
3. Tap the [Start] button in the [Mi Home] APP to continue the cleaning task.