git clone https://github.com/luojunyuan/Eroge-Helper
Use VS2019 open ErogeHelper.sln
Right click the project "ErogeHelper" and select "set as startup project".
Then Press F5
...or open project ErogeHelper's properties
Fill the command parameters in Debug like
"C:\Users\ljy77\Downloads\游戏\syugaten\syugaten.exe" /le
one is full path of game, '/le' to use Locate Emulator
Please run ErogeHelper.Installer.exe