When did Courses disapeared?

Question

I saw some ES6 I wanted to take, and also Design Patterns in the app, but I can't find it using computer.

Answer 1

you only can see it via SoloLearn app.
if you want to use SoloLearn app in PC, you can use android emulator such as Bluestack, NOX, etc.

Answer 2

you can't see them using PC

Answer 3

The fact I need native app is crazy.