Are PC Optimization Tools Safe?

Normally, I don’t pay much attention to what’s going on with my computer. After all, I have no reason to since I've never run into major PC issues. I mostly use my laptop for streaming services like YouTube or to watch movies, or shop online, nothing of the heavy stuff. But recently, the applications started to drag themselves, and sometimes even refused to load. Evidently, my PC needed a performance boost and I knew that I could do that using Windows 10 built-in tools. But, I’m not a Windows expert and I didn’t even know where to start the process. Plus, what if I messed up the settings only to make things worse? It wasn’t a chance I was willing to take.  Although there have been heated discussions questioning the effectiveness of optimization tools in general, I decided it couldn’t hurt to try one. After all, I could easily undo....