We usually create at least two partitions for different usage, such as separating Operating System from personal documents, dual booting, storing classified documents, or music.
Many users think create partition is not difficult task because all Windows built in Disk Management allow us creating new partition easily. But on the contrary, making new partition is also a frequently asked question by the world wide Windows 7 users who use HP, DELL OEM machines.
Following two cases are from forums:
Image 1. There are already four existing primary partitions and one unallocated space, using Windows Disk Management to create new partition will receive the following error report:

Image 2. There are three primary partitions and one extended partition, so we can not create new partition anymore unless deleting one existing partition or more:

Because of above 1st limitation, we got the error message 1 and suggested to convert basic disk to dynamic disk based on the 2nd term. And the 4th limitation leads us can not create new partition any more unless deleting one existing partition or more.
In order to create new partition and avoid deleting partition, changing basic disk into dynamic disk, in stead of Windows built-in Disk Management, now we usually rely on the third party partition manager for Windows 7 to create new partition, fix system partition low disk space problem and so on. Here, you could learn the detailed introductions for creating new partition in Windows 7 by using AOMEI Partition Assistant Standard Edition, the award-winning free partition manager.
Back to "The terms of making new volume in Window 7 built-in Disk Management", the 3rd condition is not a problem if using AOMEI Partition Assistant Standard; if there is no unallocated space we still could make a new partition for Windows 7. So, below are two circumstances, respectively. If you have no unallocated space on the disk, refer to the first circumstance, if you have unallocated space, refer to the second circumstance.
P.S. Please download partition magic free for creating partition.





As you see, only two or three steps, we easily created new partition for Windows 7 by AOMEI Partition Assistant Standard Edition. Apart from making new partition Windows 7, this free partition manager also provides powerful functions like allocating free space from one partition to another, extending system partition, merging partition, coping partition/disk, etc. In addition, it is well compatible with Windows 7, XP, Vista and 2000 Professional both 32 & 64 bit computers.
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