The Finder can get a bit messy at times as you realize you can drag files on top of one another. Use Spotlight Search at any time to find files of any type, do mathematical equations, and more. MacOS makes it extremely easy to find the files you're looking for. MacOS comes equipped with a full set of customization options that allow you to switch between light and dark modes, set your desktop background, adjust the font size, and do much more.
You can find the full set of apps that come with macOS on Apple's website. Macs leave little to be desired in this department. Send texts over Wi-Fi using iMessage, connect with your relatives across the globe with FaceTime, and download your favorite apps from the App Store. MacOS comes equipped with a full set of familiar apps you may have used on other devices in the Apple ecosystem. Note: If you're familiar with older macOS versions, you may note the absence of the start-up chime on newer Macs. Log in using Touch ID if you have a compatible MacBook or use your chosen alphanumeric password on other Mac models.