1.Configure the data source for Look Up control with SharePoint List from ‘Properties’ window available on the right hand side of the form.
2.A ‘Lookup Data source Wizard’ will pop up. Select the data source site from the window and click ‘Next’ button.
3.Select the list name from the window and click ‘Next’ button. Select the columns from the list in the next window.
4. A ‘Lookup Search’ window will pop up.
5. Enter search text in Look Up control and click on the image aside for searching the matching names.
6. A ‘Lookup Search’ window will pop up.
7. Now the selected ‘Employee Name’ will be displayed in the control.