How to Partition a Hard Drive

How to Partition a Hard Drive. Hard disks can be partitioned to run separate operating systems on the same disk, or to break down a disk into manageable chunks for storage. Partitioning is performed on a new or reformatted disk. These instructions describe using FDISK for PCs using Windows XP or later.

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Partition your hard drive for special needs

Step

Start the computer in Command Prompt Mode.

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Type "FDISK." The partition window will appear with menu options.

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Enter 5 if you're partitioning a second drive, and select the drive; otherwise, skip to the next step.

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Enter 1 (Create DOS Partition or Logical DOS Drive).

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Enter 2 (Create Extended DOS) to create a partition.

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Enter N when the program asks if you want to use the maximum available size.

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Designate the amount of disk space to allocate to the second partition (the partition will be assigned the next drive letter).

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Type a name for the new partition and press Enter. The partition menu will appear.

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Repeat steps 5 through 8 to create additional partitions.

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Press Esc to exit the partition command.

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Format the newly created partitions (see "How to Format a Hard Drive").