What is 'input help button' in SAP BC-FES-GUI - Graphical User Interface?

input help button - Overview

• Component: BC-FES-GUI

• Component Name: Graphical User Interface

• Description: Small pushbutton with icon located on the right of a screen input field that has input help available. Pressing this pushbutton has the same effect as pressing the F4 key for this field.

input help button - Details

• 
  Key Concepts: 
  The input help button is a feature of the SAP Graphical User Interface (BC-FES-GUI) that allows users to quickly access information about a field or value they are entering. It provides a list of valid values for the field, as well as additional information about the field and its purpose. 
  How to Use It: 
  To use the input help button, simply click on the button next to the field you are entering data into. This will open a pop-up window with a list of valid values for that field, as well as additional information about the field and its purpose. You can then select the value you want from the list and click “OK” to enter it into the field. 
  
  Tips & Tricks: 
  The input help button is a great way to quickly access information about a field or value you are entering. It can also be used to quickly enter valid values into fields without having to manually type them in. 
  
  Related Information: 
  The input help button is part of the SAP Graphical User Interface (BC-FES-GUI). For more information on this component, please refer to the SAP Help documentation.