Modern Xgpro software (versions like V13.16) is designed strictly for the TL866II Plus and T48 and will not support the TL866CS/A programmers. The Installation "Shenanigans"
(Invoking related search terms for further exploration.) Minipro Tl866cs Programmer Software Download Latest Version
When you first install the software and connect the device, it may prompt you to update the firmware Modern Xgpro software (versions like V13