If a site asks you to complete a survey, download a "download manager," or enter your credit card, close the tab immediately . These are scams.
Open the software, go to "Setting" > "Communication Port," and select the port assigned to your USB cable.
The software was originally designed for older Windows versions (98/ME/2000/XP/Vista/Win7). Users on modern systems (Windows 10/11) may experience "Code 10" errors or driver issues and often need to run the software in compatibility mode or use a dedicated machine with Windows XP SP3 for reliable performance. Availability: