Shop owners want to learn as much as they can about their consumers in order to comprehend their buying habits, thought processes, and purchasing power. It aids in developing a profitable marketing plan for the company.
The proprietors of Magento 2 stores similarly attempt to collect client information throughout the registration or checkout process.
The story does not, however, finish here. The administrator could want to modify these specifics or, in some circumstances, change them from the backend.
As an illustration, if the administrator wishes to change the customer group from the backend depending on the order total, he may need to create a tab and load a grid Magento 2 customer admin edit page.
The admin may then review and edit the customer details of any specific client from the backend with ease if this is done.
The method shown below demonstrates how to accomplish the same task for any custom fields added to the checkout page or any other page in the store's front end that is in charge of gathering client information.
Use the shared technique to get the client data you need in the grid of the customer admin edit page under the custom tab you make: https://meetanshi.com/blog/create-a-tab-and-load-grid-in-magento-2-customer-admin-edit-page/