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Know How to Partition External Hard Drive

Normally the storage space of Mac main hard drive is not too much so as a results over time users need some extra space so as to store other informations. In this situation the need of External hard Drives comes. By using external drives you can easily make good space for storing different informations. But after purchasing brand new hard drive you can't immediately starts storing data on it. Basically the new drive comes as a core drive and there is no any file system installed on it.

Now the question arises what is file system? Well, File system is basically a way through which data can be organized and retained when a program terminates. It also controls access to data and metadata and also helps in easy manipulation by computer Operating system. In Mac there are several types of File system like HFS+, HFS, HFS Wrapper etc. So before storing data on hard drive you have to format the hard drive. In order to format, you can use any of the file system which are supported by the MAC OS.

Now your External hard drive is completely ready to use. You can save data according to your need. You can also keep all important data safely by creating partition on this external hard drive. You can create separate partition for storing audio/video files, movies, important texts files, images and so on. In order to partition external drive you can try mac inbuilt tool i.e. Disk Utility. You can follow these below mentioned steps to partition external drive by using this inbuilt tool:

  • First of all open the application folder
  • In disk utility Menu you will get Disk Utility Option open it
  • In the left side of this tool you will listing of all installed hard drive
  • Select the hard drive which you had installed currently
  • Next click on Partition option
  • Now set the Volume Scheme as current
  • In order to add or remove partition you can use “+” or “-” sign
  • Finally click Apply to partition the hard drive

No doubt this utility is really very effective for partitioning hard drives but sometime user gets very difficulty in performing these manual steps. These steps seems to be very simple but if you fails to perform even a single steps or make any mistake while attempting these steps then you will get trapped in very big problem and it might be possible that your hard drive become unusable so most of the users avoid to perform these manual steps.

In order to partition external drive you can try third party Mac Partition manager Software. In this all in one tool you will get functionalities which helps you in creating, formatting, deleting and resizing Mac Partition. It is completely safe and comes with interactive graphical user interface which makes the entire process very simple. So if you want to partition newly purchased hard drive then you can rely on this software.


System Requirements

  • Processor :Pentium Class
  • Operating System : Mac OS X 10.6, 10.5, 10.4 and 10.3.9
  • Memory : Minimum 256 MB (512 MB recommended)
  • Hard Disk : 50 MB of free disk space


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  • From few days, i failed to create MAC partition with available disk utility . Thanks for providing such a wonderful software that made my work easier.... George