Macos High Sierra 10.13.1 — Free

One of the most common complaints about the initial High Sierra release was stuttering UI animations, especially on older Retina MacBook Pros (Late 2013–2015). macOS High Sierra 10.13.1 directly addressed this.

If you're still running macOS High Sierra 10.13.1, it's essential to consider the following: macos high sierra 10.13.1