Add Page break to Row group in a table

To add a page break to a row group in a table, matrix, or list

1. Create a Parent Group and select Group By Filed.
2. In the Grouping pane, right-click a row group, and then click Group Properties.
3. On the Page Breaks tab, select Between each instance of a group to add a page break between each instance of a group in the table.
4. Optionally, select Also at the start of a group or Also at the end of a group to specify that a page break be added when a group starts or ends in the table. 
5. Click on the Column and go to visibility option and "Hide" the column.