Tree View widget Demo Project

Hello, I am using  8.6.2 and want to use Tree view widget,  but am unable to download tree view demo project  from app store, as the demo project is created in mendix 4. I have download mendix 6, but am unable to connect to app store  using mendix 6. If anyone knows how to connect to app store using mendix 6 or have latest version of  tree view demo project , Pls do let me know.  Thanks.   
1 answers

Hi check out this answer:

If you download an Mx 5 version and convert it, it should work: