Should the color of the link be changed when you click it? [on hold]

Here is a question that needs to be solved. Everyone must be familiar with the #link. It can help us skip to another page. Now, UI designers and UX designers hold different views. For the aesthetics of the interface, UI designers think the link shouldn't change color when we click it. For user experience, UX designers prefers to set interaction to change the color of the link. This way can help users know which link they have clicked. What's your opinion? who do you agree with?