Caution Before you delete a partition, be sure to back up the data. When you delete a partition or logical drive, you will lose all the data that it contains.
To delete a partition:
Click a partition or a logical drive in the list and do one of the following:
Click Delete.
Right-click the logical drive and select Delete Logical Drive.
Right-click the partition and select Delete Partition.
A confirmation message appears. Click Yes.
The deleted partition appears as unallocated space.