The Windows disk partitioning and management utility; can be used to assign drive letters and create, delete, format, and resize partitions.

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System Reserved partition no longer marked as System

I recently posted a question to Super User about accidentally marking my external HDD's partition as Active and how I could undo my accidental mistake. I followed the instructions provided and they ...
2
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3answers
18k views

Unable to format disk: 'The system cannot find the file specified'

I have a USB flash drive, which I may have mucked up, so I used DISKPART's CLEAN to clean it up. I created a simple volume, and tried to format it. (This is all using Windows' disk management.) I was ...
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0answers
33 views

windows 7 creating extended logical partition in disk manager causes computer not to boot (black screen)

I searched around and could not find a post or solution for the same situation I am having, so I am going to describe what happened/happens below: I have Windows 7 Home Premium installed on my Medion ...
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0answers
12 views

Win 8.1 Pro: Disk Mirroring questions

So its my first time setting up any kind of redundancy for my media and I have a few questions. My setup is as follows: Shuttle SH87R6 Intel i7-4790k 8GB RAM Win 8.1 OS on Samsung 850 Pro 512GB 2x ...
2
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1answer
47 views

Disk Management shows incorrect volume size

Earlier I shrunk drive C using Disk Management but ran into "The parameter is incorrect" error. I now have the following situation: According to the top pane in the following screenshot, Disk 0 ...
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0answers
52 views

Flash drive not recognized

I was copying some files to my flash drive and removed it from my laptop.  When I plugged it into my PC, it didn't recognize it and it doesn't show up in disk management, and I can't find it in device ...
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0answers
21 views

Why do I have four free partitions besides by C drive?

I was about to partition my hard drive today when I found that in Disk Management I have four partitions other than my C: drive that have 100% free space. What are those partitions? Can I get rid of ...
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3answers
4k views

Restoring ASR/Disk Utility NTFS image on OS X

I used the OS X (10.6.7) Disk Utility to make an image of an NTFS partition/volume. The resulting DMG file was imagescanned. Now, when I come to try to restore the image to a new partition on the ...
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1answer
178 views

Windows Server 2012 Missing Disk Space

I'm completly lost here, have no clue where the other 20gbs have gone. Could anyone assist me?
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4answers
12k views

Disk Management problem; “ The service cannot be started,”

I am trying to shrink a volume on Windows 7 Professional using Disk Management but get the following error: Virtual Disk Manager The service cannot be started, either because it is disabled ...
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3answers
2k views

How to fix a Corrupted USB

My USB stick has suddenly stopped working. It's a Busbi 4GB. My USB used to be G:/ but as soon as I plugged it in, I used to get a pop up box showing that it was plugged in. Now, when I plug this in, ...
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1answer
37 views

Merge two unallocated spaces

I'm wondering if I could merge two unallocated spaces as shown in the picture below: Even by using any third-party application? Thanks!
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0answers
32 views

Drive error in RAID 10 (1+0), How to proceed?

I have a 4 drive (3TB WD Red) RAID 10 array. I'm running Windows 7 Professional, and -- at least as far as I understand -- my BIOS is controlling the RAID array. Windows Disk Management tells me the ...
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0answers
41 views

Re-merging two disk that used to mirror each other

I have had two hard disks that mirrored each other (RAID 1, software based). After I recently plugged them out of the mother board and plugged them back in, this mirrored volume was unavailable. I ...
1
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1answer
92 views

Windows not recognizing CD/DVD drive

I have an Acer Aspire laptop running Windows 7. It has (suddenly) stopped recognizing any CD/DVD that I put in the drive. When I insert a disk, it seems to be processing it for a couple of seconds ...
0
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1answer
28 views

Why my new partition disappears?

I use windows 7 Pro. I shrink from Drive C for creating a new partition using Disk Management. After entering the amount of space and pressing Shrink button, the amount decreases from Partition C but ...
27
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3answers
95k views

How to delete a partition on a USB drive?

I have a USB drive that I accidentally partitioned when trying to put Ubuntu on it. It's a 16 GB Kingston flash drive but it is now split to two partitions, 7.30 GB each. How do I combine the two ...
0
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1answer
60 views

partition managing not allowing to expand

I wanted to dual boot Linux + win7. I got to the disk management program and discovered that I can not extend the win7 partition. (superuser also wont allow me to post images so I cant stick an image ...
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1answer
1k views

Disk Management and Windows Explorer show different allocted sizes

I shrinked 50GB from my main bootcamp NTFS partition. After a reboot my windows explorer now shows that drive C's total size is 90GB, but the Disk Management tool in windows (and EaseUS Partition ...
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4answers
3k views

External Hard Drive does not appear in Computer

I am using a WD My Passport external Hard drive. The drive does not appear in Computer, Device manager nor in Disk Management. How may I bring it "back to life" or at least restore the data that was ...
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1answer
551 views

External storage doesn't show up in pc or disk manager

When I plug in my external HDD the LED on the disk lights up but i can't see it in my PC/DISKPART/DISK MANAGEMENT. I tried all the ports on my computer but it doesn't show up.Help please. HDD:- ...
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1answer
60 views

How can I correct a disk drive showing the wrong capacity

I've been given a Buffalo Ministation (HD-PC320U2/BK-EU), it's a 320GB USB2 drive, but whenever I plug it into any machine (I've tried a Mac, Linux and even Windows as a last resort) it reports that ...
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0answers
160 views

Windows 8.1 hibernation partition is 100+ gigs, physical memory is 32 gigs?

I have a 480 gig SSD as my OS drive. I have a usable partition of 345 gigs, which seems pretty small. According to Disk Manager I have a 101.36 gig partition for hibernation. I did some googling and ...
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3answers
2k views

How can I make my XP recognize my new internal hard drive?

[ This question is a spin-off of My new internal hard disk doesn't appear in Disk Management, but BIOS and Device Manager recognize it ] I bought a new internal Seagate hard disk, connected to ...
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3answers
65 views

Where is the MMC CARD that I see in the my computer

There is no MMC CARD connected to my computer, But when I open MyComputer I see a MMC-Card drive there that has 487 MB of 487 MB free space! Disk Management output : And Diskpart output : ...
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0answers
43 views

Windows 7 - Lesser options in disk management

On my laptop, I can see these options in disk management: https://www.dropbox.com/s/h9vyreiscw427my/DM1.png?dl=0 I need to make new mirrored volume for RAID 1 on my desktop, but I don't see them ...
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1answer
73 views

Importance of TLER in Windows 8 RAID0 application?

I am looking to buy two drives to RAID. (Edit: I understand that RAID0 doesn't fit the Redundant part of the acronym, but it is listed as a standard RAID level on Wikipedia.) I'd like to create a ...
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0answers
58 views

Can't shrink partition any further

I'm running Windows 8.1 32-bit and I want to install Ubuntu 14.04 (LTS) and I made another partition with 15.9GB and I only have 310MB left and I want to extend my partition to a few extra GB's but I ...
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0answers
41 views

'lost' windows partition. how to get it going again?

I was shrinking my partitions using Disk Management and it all went fine. Then I started PartitionMagic and it was saying me something like you have errors in the partitions (something like partition ...
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3answers
2k views

Changing CD-ROM/DVD-ROM Drive Letter from D: to E:

I read this, but it doesn't address one question I've had about this (I'd comment on it, but my rep isn't high enough): When changing the ODD Drive Letter from D: to E:, I get this message in Windows ...
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4answers
197 views

Extending fourth extended partition to occupy more space

I've got four partitions on my 250GB hard drive: (primary /dev/sda1, NTFS) Windows 7 Recovery partition (17.05 GB) (primary /dev/sda2, NTFS) Windows 7 Boot Menu (100 MB) (primary /dev/sda3, NTFS) ...
2
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1answer
93 views

Windows 7 Extend C Volume to Unallocated Space

A while back I installed Ubuntu and then later uninstalled it by I think deleting the partitions and recovering the windows 7 boot loader. I am not that experienced with partitioning yet. As you can ...
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1answer
678 views

Does “Offline” in Disk Management actually turn off (spin down) the disk?

There is "Offline" menu in Disk Management. If I click that, the disk becomes offline and not accessible. My question is that, does "offline" actually turn off (spin down) the disk for good (until the ...
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2answers
146 views

Why are two different hard drives listed as one disk in Disk Management?

I feel like there's something going wrong with my hard drives on my computer... Yesterday two I use for storage (M: and H:) stopped working altogether. Today they came back and seem fine, but now I ...
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1answer
1k views

Does windows 7 disk manager mirror disk or partitions?

My servers Raid 1 disappeared when I did a bios update, And now in order to get it back I have to format my 2 * 3tb hard drives. Which isnt really a solution for me. So I have desiced to try and make ...
0
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1answer
141 views

Assign USB drive the letter “A:” in windows XP mode (on windows 7)

Is it possible to assign the drive letter "A:" to a USB pendrive? I've tried it using the SUBST-command, mapping a network drive and via the diskmanagement console. But none of them seem to accept A: ...
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1answer
91 views

Out of Band Disk Partitioning and Tables [closed]

Our current methods of disk partitioning involve storing the partition layout on the disk itself, right along with the data. It's easy to screw up the data in a disk : just wipe out the partition ...
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1answer
7k views

Windows 7 system reserved drive autorun popup

I have several drives attached to a 64-bit Windows 7 Professional machine. In the last week, I am getting repeated, constant autorun popups for a new drive, with the label 'System reserved'. Before I ...
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1answer
29 views

Will switching my driver to my installed memory make my watching streams smoother [closed]

I have an Acer aspire x3810 that has 2% free space in ACER(c:),(3.32GB), and has 87% free space in DATA(D:).122.55GB. Will moving files and programs to this other storage help my gaming and watching ...
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1answer
1k views

How can I stop Windows changing order of physical disks at every reboot?

I have to use some physical disks in a Linux machine virtualized with Virtualbox in a Windows 7 host environment but the order of physical disks keeps changing at every reboot and I must reconfigure ...
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2answers
65 views

Can I change a disk from drive to mounted?

I added a disk to a W2K8R2 machine, and gave it a drive letter: X I want to change that, and mount it as a folder now. Is that even possible? How?
4
votes
2answers
9k views

How can I unmark an external hard drive partition as being active?

I accidentally marked my external hard drive partition as active in disk management. I meant to change the drive letter but hit the wrong button. Whoops. What are the consequences of having done that ...
0
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1answer
29 views

Disk actions are not available for some drive in Disk Management

I have plugged old E-IDE PATA drive into my motherboard and it detected it, unfortunately, Windows only see this drive but can't do anything with it. Why?
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2answers
3k views

Extending a partition to unallocated space on the LEFT?

I want to extend the partition C (without losing it's content) by adding the extra free(Unallocated) space before it; but as you can see the extend is disabled;(I know that extend will be enabled when ...
1
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2answers
4k views

Cannot format 8GB USB Drive Partition

So, I have a 8GB USB thumbrive I am trying to format so I can use all 8 (or 7.27 to be exact) GB in a single partition. The drive already has a 943 MB partition, which I figured I could extend to ...
1
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1answer
363 views

Unable to assign a drive letter to my Ubuntu partition from Windows

I recently reinstalled Windows 7 and backed up my files on my Ubuntu partition. Now I would like to retrieve them, but the Ubuntu partition isn't visible from my file browser. My research revealed ...
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1answer
116 views

Helping with partitioning a hard drive

I'm starting to use Windows 8. I have only one partition on my hard drive. And I want to create two individual partitions. But I don't have much experience in partitioning disk. When opening Windows 8 ...
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5answers
7k views

How to add more disk space to the local drive?

I am using Windows 8 Single Language 64 bit. I have > 350 GB Unallocated space in my hard disk. I want to add this > 350 GB unallocated space to C: drive where Windows is installed. I have checked ...
0
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0answers
339 views

cannot boot after shrinking volume

I have one 1TB HDD on my desktop. It has 3 primary partitions: C: (Boot, Contains Windows) D: (Backup Disk) E: (Another Backup Disk) Now, I wanted to have another partition for my Linux, so I ...
0
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1answer
739 views

Recover Deleted Drive

I had two drives: A C drive that contained the OS files. A D drive that contained my personal files. The D drive was made out by shrinking C drive and creating a new volume out of the unallocated ...