How do I open an .so file on Android?

Actually inside your JNI folder, android NDK which convert your native code like c or c++ into binary compiled code that is called “filename.so”. You cannot read the binary code . so it wil create lib folder inside your libs/armeabi/ filename.so file.

How do I open a .so file?

Instead, they’re just placed in an appropriate folder and used automatically by other programs via Linux’s dynamic link loader. However, you might be able to read the SO file as a text file by opening it in a text editor like Leafpad, gedit, KWrite, or Geany if you’re on Linux, or Notepad++ on Windows.