You can edit a variable.
Variables are task-independent data placeholders. A function or an event can store a value in a variable, and another function or event can extract and use this value in a later process step.
Prerequisite
At least one variable catalog exists as a model of the IE Data model type in your database.
Procedure
Activate the Variables and constants bar.
Activate the Variables tab.
Select a variable catalog.
Click Edit. Enter the name, variable context and, if required, the initial value of the variable.
Click OK.
You have edited a variable.