: On the external surface of the heating chamber, visible when the removable cap is taken off. Packaging & Invoice
to the official IQOS website for your specific region. Navigate to "My Devices" within your profile settings. iqos serial number check
: Use the "Add Device" or "Register" function to input your serial number. : On the external surface of the heating
: Behind the door cover, near the bottom next to the QR code. Holder : On the side of the holder. IQOS ILUMA ONE iqos serial number check
In either case, you should contact IQOS customer support for assistance.