View your contact list. The main table shows a list of your contacts, with the option to customize column views.

Change viewable contact table layouts. Click the Default button to get to a dropdown of your contact table layouts.

Create layouts. Press the Open Layout Editor button and choose which columns you want to view, then save it.

Link layouts to segments. Choose the segment you want to link a layout to.

Choose the layout you want to link to your segment.

Then, press the link button.

Note: After you follow these steps, every time you switch to that segment, the linked layout will automatically be activated.