1. From the Main Menu use the search to find the Modifier Group you want to Delete
2. Click on the Modifier Group
3. By Deleting this group entirely it will remove it from all the items it's associated to
4. Click on Archive to delete the modifier group
5. If you wish to keep the modifiers that belong to this group then select the "Archive the Modifier Group Only" Option
IMPORTANT NOTE: If you choose the other option all the modifiers within the group will be archived thus also removing them from all other modifier groups they belong to.
6. Return to the Main Menu to publish your changes