How to have the formatter wrap code with IntelliJ?

Question

I\'m not able to format my code in IntelliJ.

I can see the margin line (by default at 120 columns) but it seems that the activation from the menu:

Answer 1

In the latest Intellij ver 2020, we have an option called soft-wrap these files. Settings --> Editor --> General --> soft-wrap these files. Check this option and add the type of files u need wrap.