*.asset in Library Folder,what is ?

there are some asset files (AudioManager.asset,BuildSettings.asset,DynamicsManager.asset,NetworkManager.asset,QualitySettings.asset…)in ‘Library Folder’ in every Projection .What are these files?How to make Asset File,hope give me answers, thank you

That are configuration files.

You can’t make these files, they are auto generated for you on project creation and contain the stuff you see in the network editor, time editor, physics editor etc

You can see an example how to create your own .asset file to store camera locations here: