: Unzip the package to find files with extensions like .LIB (Library file), .IDX (Index file), and sometimes .HEX or .MDF .
Even after installing the library, you might face issues. Here is how to fix them: download sg3525 library for proteus better
A SG3525 PWM module simulation and PCB design using Proteus. NirisonFabrice/SG3525-PWM-module - GitHub : Unzip the package to find files with extensions like