How to Upload Data to ArcEditor

Save data in Excel file. Open ArcCatalog, connect to that folder, find the table/worksheet in Excel file, right click it, click Create Feature Class, click From XY Table, a pop-up window Create Feature Class From XY Table will be shown. Select with XY columns and select right folder and file name for new SHP file destination, then click OK.

If it does not show on the folder, right click the folder to refresh it.

In ArcEditor, menu Windows, select Table of Contents. In the layer you want to add, right click it, click Add Data, and then upload the SHP files you have just created.
Done.