Xiaomi G9 Plus Manual De Usuario página 19

3. After extended use, the roller brush may become dirty and should be washed.
After washing, allow the roller brush to dry thoroughly by standing it upright
in a well-ventilated area for at least 24 hours.
4. Make sure the roller brush is completely dry, and then align the lock on the
top of the roller brush with to reinsert it. Turn the lock clockwise to
install the roller brush in place.
Cleaning the Mini Electric Brush
1. Use a proper tool to turn the lock counterclockwise until you hear a click.
2. After unlocking the roller brush, remove it from the mini electric
to brush, then rinse and clean the roller brush.
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