UX design involves every aspect of a product's development, which includes the design, usability, function, etc. It also focuses on branding and marketing the product as well.
The end-to-end journey of a user's experience with a product is the focus of the UX design, which also includes identifying new business opportunities. If you still have questions, then we advise you to get in touch with our UI/UX design and development services professional for a better understanding.