How to create a partition using fdisk
Before creating a primary partition, delete other partitions. If a primary partition was created, but you want to create an extended partition or additional drive letters, skip to the second section of this page.
How to create a primary partition
It is important to note that to create a partition larger than 2gig you must create a primary partition using FAT32. To do this, when entering fdisk, answer "Y," for yes, to enable large disk support.
1 - Create Primary DOS Partition.
Once in creating a primary DOS partition, specify how big you want to create the primary partition. To create additional drive letters, do not specify the full amount of available disk space.
Only one primary partition can be created on a hard drive.
How to create a logical DOS drive within an extended partition
1 - Create DOS partition or Logical DOS drive
2 - Create Extended DOS partition
It is important to note that you can only create one extended partition. You must enter the full amount of the maximum space available for logical drive. Later, the partition can be broken down into logical drives.
3. Enter the amount of the logical drive size in Mbytes or percent of disk. For example, Space (%)...[ 2000] which would be 2gig.