How: Change Movie Content on Main Page

I cannot for the life of me figure out how to change the content that shows up under the Movies section of the Main Screen.

Any ideas on how to do this? I see the Edit Categories section but no changes there have any impact to what I see on the Main Page.

[Image: Screen%20Shot%202017-02-11%20at%2010.40.....png?raw=1]
[Image: Screen%20Shot%202017-02-11%20at%2010.43.....png?raw=1]
[Image: Screen%20Shot%202017-02-11%20at%2010.43.....png?raw=1]

TIA