Apple, on the other hand, has never included defragging software in macOS. “Why’s that?” you may ask. Well, there are a number of reasons why Macs don’t offer a defrag function: Macs don’t typically experience the kind of fragmentation that Windows PCs are prone to.
Does Apple have a disk defragmenter?
macOS file system identifies often-used files and moves them into the hot area of the disk for fast access. macOS automatically defragments the files that are stored in more than 8 different sectors.
