This sample demonstrates the Tree Grid paging feature. In this sample, click the numeric items to navigate to another page. You can also change the page size using the dropdown.
Paging allows you to display the contents of the Tree Grid in page segments. By default, paging is disabled. To enable paging, set allowPaging property to true. pageSettings->pageSizes property enables a dropdown in pager which allows you to change the number of records in the Tree Grid dynamically. In this demo, the Tree Grid is rendered with pageSettings->pageSizes set to true and have an option to change the pagesize of Tree Grid dynamically. More information on the paging can be found in documentation section