The crew at PCMag have put together a handy guide to making your Windows 10 display look better according to your preferences.
The process for customizing your display varies somewhat depending on your version of Windows 10. If you're still running a pre-Creators Update version, like the Anniversary Update, you follow one set of steps; Creators Update, which started rolling out in April, requires a different set of steps. Microsoft rarely makes anything simple. But you can still accomplish most of steps no matter which flavor of Windows 10 you're using.