IntelliJ IDEA can't setup JDK

Question

I\'m trying to setup JDK in IntelliJ IDEA and whatever I do, or whatever JDK version I select, nothing happens. The following situation remains:

Answer 1

Select your modul in the "Project View" and press F4 in the "Project Setting"select "Module". In the "Module Settings" overview you can add/remove the Modul SDK.