You may ask why your hard disk runs low on space. The more available space your Mac’s hard disk has, the more efficient your Mac will operate. There are numerous reasons why this happens. Have you ever wondered why your Mac is running slow? Does it freeze when performing even just the simplest of tasks? Does it take a while to launch and switch programs? Everybody has gone through this excruciating pain at least once.Įven though the Mac is known to be a high-performance machine, it disappoints us sometimes as it slows down over time.