A good technical support is when a company provides user-friendly assistance to its consumers. The technical support team is composed of individuals who are experts of the products that can assist customers accordingly.
Customer support is the service that manages complaints and customers who are unhappy with the use or delivery of a product or service
Technical support involves experts who answer the customers' technical questions, especially in regard to installation or any other issue preventing the customer from using the product or service. These two services may complement one another, but their philosophy and management differ. And they don't get involved at the same time in the customer experience.