Pixel density #macOS has been designed to be legible and usable with a pixel density of about 218PPI (pixels per inch) for “Retina” class desktop displays. If a display’s PPI is higher, text and the macOS user interface will be smaller. If a display’s PPI is lower, text and the macOS user interface will be larger. Stray too far from 218PPI and macOS becomes unusable.
Every customer who buys directly from Apple Retail gets access to Personal Setup. In these guided online sessions, a Specialist can walk them through setup, or focus on features that will help them make the most of their new device. Customers can also learn more about getting started and going further with their new device with a Today at Apple session at their nearest Apple Store.
。下载安装汽水音乐对此有专业解读
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