Difference Between Time Machine Backup and Cloning Hard Drive Mac Disk Utility and its 'Restore' functions can keep your data, important information, and files secure by literally copying it from your Mac Drive. Therefore, to prevent these and many more situations that may arise due to data loss, we recommend that you always know how to Clone a Mac's Drive using Disk Utility. Also, if important personal documents and business files are misplaced in the process, retrieving them is next to impossible. Old hard drive or one suffering from mechanical, firmware, or electrical error can permanently destroy your data, such as photos, documents, videos, music, and other files. No matter how new or of what quality your hard drive is, you cannot say for sure that it will last forever and never crash or suffer from a system failure. To be precise, cloning of hard drives protects your important data which is under possible risk of physical destruction, loss, etc. 'What is the need to clone a Mac's Drive?' This thought must have crossed your mind atlas once while using Mac. Part 1: Why You Need to Clone a Mac's Drive? Part 3: How to Recover Mac's Drive Data?.Part 2: How to Clone Mac's Drive Using Disk Utility?.