Dyson purifier big+quiet formaldehyde - Machine Operation and Monitoring; Powering On and Off; Continuous Monitoring Control; Wi-Fi Connectivity Management

Power on/off
Press the Stand-by on/off button on your Dyson air purifier or remote
control to start/stop your machine. It will continue to monitor the air quality.
Continuous monitoring is turned off by default. You’ll need to
activate it to see your historic AQ data.
With continuous monitoring active, your Dyson air purifier will
gather air quality and temperature information, displaying it
on the LCD screen and in the MyDyson™app.
Continuous monitoring on/off
You’ll be prompted to activate Continuous monitoring on the
MyDyson™app. To turn it on or off using the remote control,
press and hold the Auto mode button for five seconds. The LCD
screen will indicate the Continuous monitoring status.
Wi-Fi connectivity
Wi-Fi is turned on by default. To turn the Wi-Fi on or off, press and
hold the Stand-by on/off button on your machine for five seconds.
Continuous monitoring
The remote
control with the
Stand-by button
on the top left.