“Was my computer always this slow? Why does it take so long to load my files and applications? I remember it being much faster when I first got it”. Repartition and Defragment cannot be performed on APFS volumes/partitions or drives Fragmentation Physical Check and Speed Test must be run from a BootWell on APFS and HFS drives MacOS 10.13 High Sierra has introduced additional security changes as an expansion of the System Integrity Protection introduced in macOS 10.11 El Capitan.Īs a result of these security changes, the new Apple File System (APFS), and the inability for applications to access the current startup drive’s raw contents, please note the following if you are running macOS 10.13 High Sierra: * Important Notice Regarding Drive Genius And MacOS 10.13 High Sierra * To ensure your computer is not affected by these issues and is performing at its best, follow these computer maintenance tips with the hard drive optimization software Drive Genius for Mac! A slow running computer can also be a symptom of a physically damaged hard drive beginning to show signs of failure. A drive low on free space may slow down, especially if it is your primary startup drive. A computer infected with malware can take up or disrupt system resources, further affecting the performance.

The data may be fragmented, which slows down your computer when you try to access your documents, photos, videos, and other important files. There are a number of issues that can lead to your Mac computer running slow. Reasons Why Your Mac Is Running Slow And How To Speed It Up June 30, 2017

How to defrag imac