Your country's Customer Service can only assist you with any exchange when you are in the country.
If you are travelling to one of the countries covered by the IQOS International Assistance service and need assistance, please contact the dedicated hotline at +800 2559 2559.
I tried to contact the IQOS International Help Line but it does not work.
Some mobile operators may have connection limitations. In the unlikely event that this happens, please contact us at +41 21 547 88 88.
Calling may incur charges subject to the conditions of your mobile operator. Contact your service provider for more information.