How to delete a hard disk hidden partition (OEM hidden partition)

The company purchased the HP820 G1 series of computers, with the WIN8 system, because the company requirements for Win7 Pro, so need to reinstall, and as long as a partition can be, but the pre-installed system partition is more, so to remove partitions, repartitioning and reloading systems, commonly used computers-- Management---> Disk Management-delete partition, for some partitions no use, delete, so on the internet search, now share blog post as follows:

Environment Note: Hardware HP820 G1 Intel 180G SSD

Software: Pro Win8 preinstalled

Purpose: Delete all partitions

Procedure: Manually unmount the disk and perform a delete partition on another computer

　　

Here's how to remove a hidden partition from a EISA configuration.

1. Start the command prompt Windows logo +r as an administrator, enter "Diskpart.exe" (without quotation marks, below), and hit Enter

2.Diskpart run, will be transferred to the "diskpart>" prompt, enter "rescan" command hit enter, scan the hard disk configuration

3. Enter "List Disk" and hit Enter to display the list of all disks

4. Enter "SELECT disk Number" (example "select Disk 1") to enter and select the disk on which to hide the partition.

5. Enter the "list Partition" command and hit Enter to display all the partitions of the selected disk

6. Enter the select partition area code (example select Partition 2) and select the partition number of the hidden partition.

7. Enter delete Partition override to delete the hidden partition.

If you want to use a separate storage disk, turn on disk Management to repartition the disk

Note: Select the correct disk number to avoid mis-operation

Original post link: http://blog.csdn.net/pvfhv/article/details/4839813

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How to delete a hard disk hidden partition (OEM hidden partition)