Wash the Filter: Step 1 - Removing the filter: ensure the machine is disconnected from the charger before removing the filter. Step 2 - Washing the filter: run water over the outside of the filter until the water runs clear. Step 3 - Filter drying: leave it to dry completely for a minimum of 24 hours. Step 4 - Replacing the filter: refit and place the dry filter back into the top of the machine.
For best performance of your Dyson vacuum cleaner, wash the filter once every month and change the filter every 2-3 months.