Today i'm Going To Share With All Of You The Method Of Hide Hard Disk Partition From, Windows This Is Very Simple But With This Trick You Can Hide Your Hard Disk Partition And With This Hidden Your Personal Data Also Will Hide And No One Can See Your Personal Data From Your System I'm Also Use This Trick In My Windows XP. For This Trick Just Follow These Simple Steps

1) First Of All Click On Start Menu And Then Click On Run Option

2) A Dos Windows Will Appear With Following Description  Diskpart>

3) Now Type Here (List Volume)

4) All Partitions Will Be Listed In Appears Window And There Will Be Also Listed Partition Number On It

5) Suppose That You Want To Hide Hard Drive E Type Selected Volume 3,(Here 3 Is The Volume Number Of E In Your PC It May Vary) Now A Message Will Appear In The Windows (Volume 3 Is The Selected Volume )

6) Now Type Here Remove Letter E, You May Have To Reboot Your Computer.

Now Diskpart Will Remove The Letter . 

Now You Have Done

Note:

Since Widows XP Does Not Have Capability To Identify The Unknown Volume, It Won't Display Result From It. For Access The Content Of Hidden Drive Repeat This Process But In Fourth Step Replace Remove To Assign IE Assign Letter E