The present invention relates to a method for updating software of a measuring device in a RF sensitive environment is provided, the method comprising: providing a smart computer having a radio operation mode for wireless communication and providing a measuring device that is RF sensitive and that comprises software for the operation of the measuring device; downloading software update data from a software server by wireless coupling the smart computer to the software server via the Internet; decoupling the smart computer from the Internet after the software update data is downloaded; updating the software of the measuring device by directly connecting the smart computer to the measuring device and by uploading the software update data from the smart computer to the connected measuring device. The present invention also relates to a smart computer and to a computer readable program product.