Procedure
1.Click on the Edit button from the Entities list page.
2.The Edit Entity page is displayed.
3.Select the Security tab.
Notes
User Groups with "View All Entities" permissions will be shown by default and cannot be removed.
4.To authorise other User Groups to access this Entity, click on the 
button at the top.
5.It will show the Assign User Groups dialog.
6. Select the appropriate User Group and click on the Done button.
7.Click on the 
button to save the Entity.