DYMOLA - How to access Modellica Library

Hello,

I am doing electronics simulation and I am facing a problem that Library of electronic component is not available and we do not know how to import. So please guide me how to access the library.

Edu ​​​​​​​3DEXPERIENCE ​​​​​​​Dymola ​​​​​​​Modelica ​​​​​​​Systems Engineering ​​​​​​​