Hello Chris,
I would like to add more information on santhosh previous post to do the customization.
1) Close all the other opened SL screens
2) Open the Payment Selection screen (03.500.00) under AP module
3) Click the Advance Select button
4) Then press the following key combination to change the customize mode
Ctrl + Alt+ C
5). Press F6 and opens up Insert Object Wizard (91.252.00)
6.Click Next and select the Apdoc as a table name
7.Click Next and select the Level as Document Level
8.Click Next and Select the eStatus from the ArDoc table.
9.Click Apply button and drag the control into Group Box.
10.Save the Customization and you will see the eStatus in Application Selection screen.
Hope this helps.
Thanks,
Perumalsamy R.