To reset the map, you need to delete the current map on the Mi Home/Xiaomi Home APP first, and create a new map.
To reset the map on the Xiaomi Robot Vacuum X20 Max, please refer to the following steps:
1. Open the [Mi Home/Xiaomi Home] APP;
2. Choose [Xiaomi Robot Vacuum X20 Max];
3. Tap the three dots icon at the upper right corner;
4. Select [Map list] and tap the map you want to delete;
5. Tap the delete icon at the upper right corner to remove the map. After confirming, the map will be deleted, and you will need to create a new one.