You can now draw, edit/move artwork and see it in ‘real-time’

You can now easily add rules between columns right in the Text Frame Options dialog box

You can now cut, copy and paste OR drag and drop artboards from one document to another. Whoa.

You now have even more control over how content aware fill is applied

You can now edit the Tools that are in your Tools panel and how they are arranged in Photoshop & Illustrator.

You can now import PDF comments directly from a reviewed PDF that will apply those changes to the document

You can now adjust page size and margins and InDesign will automatically adjust page content

Illustrator CC 2019 includes a new way to select then edit multiple similar objects at once.

Adobe Illustrator CC 2019 includes a totally new kind of gradient.

InDesign CC 2019 includes an amazing new way of fitting content in graphic frames