For IT administrators, version 1.81 introduced robust command-line parameters:

: Verifying that drivers are correctly installed and the computer properly recognizes the smart-card hardware. Standard Maintenance Procedure

Could you clarify what you mean by "good paper" ? Possible interpretations:

: Connect your CM2 Dongle to a high-speed USB port. Ensure you have installed the necessary Smart Card drivers included in the package.

: Plug your Infinity CM2 dongle into a stable USB port (preferably on the motherboard rather than a hub).