Windows PCs come with a Performance Mode that changes how your computer manages power, but its real-world impact isn't always all that obvious in daily use.

At some point, every computer user experiences the frustration of a sluggish system. Programs take too long to load, basic tasks drag on, and even opening a file or web browser feels like a chore.

PC bottleneck detection helps pinpoint which component limits performance when games stutter, apps lag, or multitasking feels sluggish. Many slow PC diagnosis issues surface through simple observation ...