Select a Row/ Column, go to General > Column Setting > Display Option to change between Column/ Row/ Grid.
STEP 2
Column - Height of every item will be same, but will remain in one row. Column able to use vertical align setting.
STEP 3
Row - Normal using to switch column to row in different devices.
STEP 4
Grid - Normal using to switch column to row in different devices. Able to create multi column by change the width of each item. Once set display as grid height of each item need to be set manually.