Do you need to defragment a Mac?
First of all, let’s find out why we do a Mac disk defrag. To cut a long story short, defragmentation aims to boost a computer’s performance by reorganizing the data on your drive. As a result, the related bits are grouped, and loading files and programs take less time. Simply put, Mac defragment moves everything back in order and can greatly speed up a slow system. However, despite the obvious advantage, a Mac running any OS X version later than 10.2 generally doesn’t need to be defragmented. This is because OS X and macOS have their own built-in Apple Mac utilities that clean up fragmented files from the hard drive. Therefore, for most users, it eliminates the need to perform a regular defrag. But there is an exception to every rule, and in a few rare cases, a defrag for Mac can make a difference. When do Macs need to be defragged? If your hard drive is more than 90 percent full, the macOS may have problems with automatic defragmentation routines. This situation is common for multimed...