From the Region Management screen, locate the Region you want to edit and click the Edit(pencil) button.
A window will open that allows you to edit the following fields:
Name – The name used to identify the Region in the software. To edit the name, type a new name in the text box provided.
PIN Length – The PIN (Personal Identification Number) length used to grant access throughout the system. To change the PIN length, click the arrow to open the drop-down menu and select one of the available options.
After making your changes, click Save to store them.