FLStudio loses sound or no longer outputs audio when not in focus (minimizing FLStudio or selecting another application), this is likely being caused by the 'Auto Close' option located in Audio Settings . Make sure this option is disabled ...
FLStudio installation folder. e.g. CD C:\Program Files (x86)\Image-Line\FLStudio 21. Then enter: All projects in a folder (including sub-folders) using a complete path - FL.exe /R /Emp3 /F"c:\src\", where c: is the target ...