How to Create Customer Group Programmatically in Magento 2 using a Single Script
In Magento 2, you can create customer groups programmatically using a single script. This can be
How To Create Customer Group Programmatically In Magento 2
In Magento 2, you might need to create customer groups programmatically as part of custom module
How to Create and Assign Customer Group in Magento 2?
In Magento 2, customer groups are an essential feature that allows you to segment your customers