If the Group's Name was entered incorrectly while building an offer or you want to make a small edit, just follow these steps below:
Open your left hand menu and go to the Groups hub.
Click on the Group you wish to edit.
Go to the Details tab.
Make the changes to your Group's name and click Save.
IMPORTANT: If you have already created the Offer for this Group, this will not automatically update the Offer Title. Follow these steps to make sure the Title in the Offer Header is updated as well:
From your Offer's dashboard, click on the Offer you wish to edit.
Go to the Details tab.
Above the Offer Title field, click the "padlock" icon to unlock the field.
Make the changes to the Offer Title and click Save.