This usually indicates a problem with the air purifier's filter authenticator. This situation can arise when the filter does not properly communicate with the device. filters affected by this problem can be resolved easily by using the most recent version of the Molekule app.
To address this issue, follow the steps outlined below to successfully authenticate your new filter using the Molekule app. This authentication procedure uses the NFC capabilities of your smartphone to ensure that your filter is correctly recognized and validated.
In the Molekule App, tap More at the bottom-right corner.
Select Filter Maintenance from the More screen.
From the Filter Maintenance screen, you will find detailed onscreen instructions guiding you through the authentication process.
It is important to follow these instructions carefully to ensure that your new filter is successfully authenticated.