Have you ever got frustrated by a website that makes it hard to find what you're looking for? Have you ever found yourself ready to throw your phone away when it's unclear how an app is supposed to work?
On the other hand have you used an app that is so easy to work out, and provides a seamless end to end user experience?
A good UX design will turn a task or job into something that is seamless, easy and fast, enjoyable and really cool to do.
It is the process to really understand how we engage with something to unpack opportunities for efficiency and 'wow' factors