Always check the Autoelectric website first. While they have moved on to the T48 and T56 models (using Xgpro software), archived versions of MiniPro are often hosted in their download section.
It is easy to confuse the different software versions and hardware. These use MiniPro (up to V6.85). TL866II Plus: This uses Xgpro software. T48 / T56: These use the latest Xgpro versions. Minipro V6.85 Download
Communities like EEVblog or BadCaps often maintain mirrors of stable driver versions for legacy hardware. Always check the Autoelectric website first