How to change Glass HEPA filter video
To change filters, turn off the purifier. And unplug it. Unlock and remove the outer covers. Remember, your Catalytic filter never needs changing. And attach the new ones to the outer covers. Replace the covers. Plug in your purifier. And switch it on. You'll now need to reset the filter life. Press and hold 'Night time mode' for five seconds. Once you see the confirmation screen, your purifier is ready to use.