You will find a Partition Layout area showing your hard drive’s graphic representation. You’ll see a Partition tab after selecting the drive, click on it.Ĥ. Select the hard drive that has to be partitioned from the drive pane (Please note you need to select the drive itself and not the volume on it).ģ. Mount the Hard Drive on your Mac system to launch Disk UtilityĢ.

Step by Step Tutorial to Safely Partition Your Mac Hard Drive (Without Losing Data)ġ. Partitions can also help you organize your files. You may need to create a new partition if you want to install multiple operating systems on your computer. Each partition works like a separate disk. Using Disk Utility, you will be able to create multiple partitions on your disk without losing any data. On an Apple iMac computer, you can perform Hard Drive partitioning using ‘Disk Utility’ without losing a piece of information. Partition a Mac Hard Drive without Losing a Bit of Your Data As with all disk based operations it is good practice to have a back-up copy of your content. But what if you already have data on your Mac computer and want to re-size your disk partitions? If you are running one of the recent versions of Mac OS X, you can use the Disk Utility software found in the Utilities folder within the Applications folder. Moreover, if you keep some personal data on a partition and if OS re-installation is needed, partitioning offers incredible succor to prevent media files from loss, can help fixing a slow Mac and even Mac freezing. With partitioning, you can easily manage your data in multiple partitions. Wondering how to add a new partition to HD (or re-size hard disk partition) without reformatting your Mac hard drive? Partitioning the Hard Drive allows you to split it into multiple volumes with different names known as drive letters. Note: You can find Disk Utility by clicking on ‘Applications’, and then ‘Utilities’. It’s pretty good about telling you when you’ve done something that can cause data loss. If you need a slightly larger partition, or you would like to split a partition into multiple partitions, you can do it with Disk Utility, without losing the data that’s currently stored on the drive.ĭisk utility is a smart tool and will let you change the size of existing partitions and add new ones in the space just freed up, without erasing your data. The version of Disk Utility bundled with OS X 10.5 and later has some notable new features, specifically, the ability to add, delete, and re-size hard drive partitions without first erasing the hard drive.

Hardisk partition utility for mac