How do I enable URL hash?

Sure, here's a questioner's tone description of how to enable URL hash: "I'm trying to enable URL hash on my website, but I'm not quite sure how to do it. Can you walk me through the steps? I've heard that it's important for tracking user navigation and ensuring that my website's content loads properly. Could you also explain why enabling URL hash is necessary and what benefits it provides? Thanks in advance for your help!