How to use a Coway air purifier 

To install - open the front cover.

Peel the strips that holds the pre filter at place and then remove the pre filter as well.

Remove the carbon and true HEPA filter and the remove the packaging.

 Return everything back inside in the same order

find a suitable place for your Coway air purifier 

To your desired mode choose high, medium or low modes

DO NOT forget to change the filters from time to time

many coway purifier come with an indicator light that signals when it's time to replace filter.

Coway Professional Air Purifier review