Contact the seller from platforms like Alibaba, eBay, or Amazon.
This is where many users get stuck. The manufacturers of QRMA devices (often from China, Russia, or Eastern Europe) do not maintain official app stores. Software is typically distributed via CD-ROM (included with the device) or obscure download links. Searching for yields dozens of sketchy websites, fake files, and outdated versions.
: A user holds a metal sensor (the "test rod") in their palm. Data Collection
Manufacturers present it as a noninvasive scan that: