20 EN
Problem Possible solution
The appliance still
indicates that I
need to replace a
lter, but I already
did.
• Perhaps you did not touch and hold the Timer/Reset button
correctly. Plug in the appliance, touch to switch on the
appliance, and touch and hold the Timer/Reset button for
3 seconds.
Error codes “E1”,
“E2”, “E3”, “E4” or
“E5” displays on
the screen.
• The appliance has malfunctions. Contact the Consumer Care
Center in your country.
The Wi-Fi setup is
not successful.
• If the router your purier is connected to is dual – band and
currently it is not connecting to a 2.4GHz network, please
switch to another band of the same router (2.4GHz) and try
to pair your purier again. 5GHz networks are not supported.
• Web authentication networks are not supported.
• Check if the purier is within range of the Wi-Fi router. You
can try to locate the air purier closer to the Wi-Fi router.
• Check if the network name is correct. The network name is
case-sensitive.
• Check if the Wi-Fi password is correct. The password is case-
sensitive.
• Retry the setup with the instructions in section "Set up the
Wi-Fi connection when the network has changed".
• The Wi-Fi connectivity can be interrupted by electromagnetic
or other interferences. Keep the appliance away from other
electronic devices that may cause interferences.
• Check if the mobile device is in airplane mode. Make sure to
have the airplane mode deactivated when connecting to the
Wi-Fi network.
• Consult the help section in the App for extensive and up-to-
date troubleshooting tips.
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