How to use the STM8AF Discovery software AN4101-LIN communication

[Bwang.3]

How to use the STM8AF Discovery development software AN4101-LIN communication with STM8A-DISCOVER provided on the ST official website! What programming software should I download to open it! I am a beginner and used ST's SPC56 series before! Now I want to learn about the STM8AF chip! Can you answer my question! thank you!