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Questions tagged [disk-management]

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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What causes this partition discrepancy between GParted and Disk Management?

Here's a screenshot of my partition layout as seen by GParted: There are three primary partitions and an extended partition (it's a MBR disk) that contains two logical disks, some unallocated space ...
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3answers
1k views

Partition disappeared after shrinking

I am using Windows 10 on an old Pentium Laptop. It had 4 partitions: C,D,E (System Reserved) and F I wanted to created unallocated space for CentOS. I used Windows 10 Disk Management to shrink C: ...
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1answer
31 views

Best practice to organize data on new two drive PC [closed]

I recently bought a pre-built new desktop PC and have a little question about how to organize data. The desktop has a 256GB SSD labelled as "Windows" C: drive, and has Windows 10 installed on it. ...
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1answer
56 views

Windows 10 can't see SSD in Disk management but it's visible under Device Manager & BIOS

I have a new Samsung 860 EVO SSD, removed one of the working drives and connected the SSD instead. I see the SSD in the BIOS and under Disk Drives in Device Manager but it's not visible at all under ...
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2k views

What is “Healthy (OEM Partition)” and can it be removed?

This is on a Win 10 Pro 64-bit laptop. In the attached screenshot you can see that I have three small partitions called "Healthy (EFI System/OEM Partition)". It's been quite a while since I've been ...
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1answer
91 views

How can I extend the system partition in Windows 10 with a Red Hat VirtIO SCSI Disk Device?

I use OpenStack to spawn virtual servers. I launched a new virtual server that runs on Microsoft Windows 10. Afterward, I attach to it 300GB of extra storage space, in the shape of a Red Hat VirtIO ...
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23 views

Hard drive sometimes shows as uninitialized, sometimes doesn't show at all

After multiple previous issues (see here and here), now one of my hard drives is not working properly. It is a Seagate ST2000DM001, 2TB. It shows in bios. However, it sometimes does not show up at all ...
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2answers
62 views

Windows 7 - C set as Active Partition, Boot Issue, System Not Yet Restarted

I recently accidentally set C as "Active" in Disk Management. I realized my possible mistake when it was too late. The other partition on the same physical drive is 100MB and shows as the "Recovery ...
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36 views

“expand” grayed out disk management

Disk Manager has one physical drive (Disk 0). Disk 0 has multiple "dynamic" partitions (C, D, E, ...) Drive C is too small: I need to add 50 gigs to drive C. Drive E has plenty of space; so, I ...
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2answers
250 views

Why does converting a disk to GPT with diskpart automatically create a 128MB reserved partion?

I recently bought a 3TB internal HDD, intended to be used as a backup drive to encompass all of my data. After installing the drive into my system, I started to use Windows' command-line diskpart tool ...
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1answer
163 views

Windows Disk Management can't format external hard drive with Linux installed

I installed a Linux distro on an external hard drive mounted on a USB 3.0 adapter. I could boot from the external hard drive before disconnecting the adapter from my computer. Currently the external ...
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14 views

Disk Drive suddenly disappeared [duplicate]

I have Asus X455L and running Windows 10, last night I backup my files in one directory, then I decided to create a new partition. now, strange things happened, from the specification it says I have ...
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15 views

Recover an unallocated disk [duplicate]

I recently cleaned up a few partitions, and everything was good but then I made a mistake that expanded the 3 partitions into one. When I expanded the green D drive to absorb the red F drive it ...
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320 views

“Preparing automatic repair” loop and SSD “not migrated”

A Windows 10 PC goes in "Preparing automatic repair loop" when a secondary SSD is connected. Once Windows could start (not every time), the SSD isn't shown between "This PC" drives. Looking in Disk ...
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1answer
74 views

HDD shows up as “no data” on it and can't be initialized in Windows

I have a physically undamaged 2.5 inch HDD (Hitachi 5400RPM 320GB) when I connect it with an sata to usb convertor windows doesn't react on it. When I open the windows disk management software it ...
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21 views

Intermittent Inaccessible hard drive

am trying to diagnose an issue. Client provide device erroring with cant find hal.dll. This isn't the issue that i have a problem with but where the investigation started. Also needed to retain data ...
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442 views

Error: “The request is not supported” when trying to shrink volume

I have Windows 8.1 and when I try to shrink the C: drive I am getting an error (regardless how much amount of space I choose to shrink is) The error says: The request is not supported. What could be ...
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1answer
615 views

Eight OEM-partitions and three EFI-partitions on disk 0?

Computer management's snap in for disk management shows that there are eight (8) OEM-partitions and three (3) EFI-partitions on disk 0, which is a 240GB SanDisk Ultra II SSD housing only Windows 10 ...
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1answer
105 views

How do I remove an extra recovery partition

I had an IT person at my company clone my SSD (the old one had failing sectors). When he did so I ended up with 2 recovery partitions, and the second one stops me from making my C: drive larger. I'm ...
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1answer
1k views

New SSD (850 Evo) not visible in Device Manager or Explorer (Windows 8/10)

Scenario and Symptoms A brand new Samsung 850 Evo SSD fails to show at all in Disk Management (DiskPart), and consequently cannot be formatted or accessible from Windows Explorer. This is true for ...
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1answer
172 views

Removed Ubuntu from Dual boot Win 10 - but which partitions can now be deleted?

I installed Ubuntu 16.04 dual boot alongside Windows 10. It failed, but I decided I wasn't that interested in Ubuntu anyway. I have now successfully removed the Ubuntu partition AND fixed the ...
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1answer
424 views

How to get Windows 10 to recognize my MicroSD card?

My Surface Pro 4 won't recognize a 32gb MicroSD card after I screwed up trying to load-then-delete RetroPie. Today I tried loading RetroPie images onto a 32gb MicroSD card, but I didn't seem to do so ...
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1answer
28 views

Why is my “H” Drive Marked as Active in Disk Manager?

In my understanding "Active Partition" is the one that indicates to MBR that it's the one to boot from. Am I wrong? Here's how it looks like in Disk Manager in Windows 7: My question is why "H" (...
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1answer
259 views

Difference between simple storage pool and striped volume

Is there any difference between using Windows Storage Spaces with Simple resilience (no resiliency) and striped volume in Windows Disk Management?
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1answer
582 views

How to identify bad disk by WWN Windows Server 2008

I have two identical hard drives in Windows Server 2008 configured in diskmgmt.msc as a software mirror, or whatever MS's parlance is. One of the disks is bad. Good ol' Linux can show a drive's WWN in ...
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2answers
1k views

How to extend C: drive to claim unallocated space?

I bought a new SSD for my laptop (Windows 10), and after successfully cloning the old SSD to the new larger one, my C: drive is still the old size. I then had a huge unallocated space to the far right ...
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61 views

Why is recovery partition shown in Optimise Drives in Windows 10?

Since the recovery partition never gets optimised, and probably doesn't have the need to be optimised. Then why does it show up there? This is my disk management info : Also, if the recovery ...
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1answer
40 views

Windows mistakenly treats empty partition as system partition

I have two drives: a 128 GB SSD and a 1 TB HDD. I very recently installed Windows 10 on the machine and it's (obviously) installed on the SSD. At the moment, the SSD consists of two partitions: 118 ...
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1answer
270 views

Format mirrored volume in ReFS in Windows 10

I am trying to make a mirrored volume of two drives with the same capacity in Windows 10. I would like to be able to format the drives as ReFS but it is not an option when I try to make a mirror. This ...
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2answers
1k views

Switch C: and D: for D: to be the main disk

I have a PC with Windows 7 Pro with two internal disks: C: with 80GB D: with 360GB The main disk (C:) is almost full. That's why I would like, if it is possible, to copy everything from C: to D: ...
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0answers
144 views

External hard drive not showing up in Windows 10

I recently Installed windows 10 on my laptop. just after windows was done applying some updates It doesn't show my External Hard drive and USB flash memory! these hardwares show up everywhere like ...
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2answers
422 views

Can't merge free disk space using disk management in Windows 10

I have 40 GB of un-allocated free disk space and I can't merge this free space to any of my default drives. Screenshots included below. Any help is appreciated!
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1answer
309 views

Where disk read-only attribute is stored on Windows?

When you set read only attribute on disk or partition with diskpart, is it stored on the disk itself? Some answers here say yes but in my experience it is not saved on the disk. I marked removable USB ...
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1answer
545 views

Cannot create New Simple Volume on a Free space of Extended partition

I have a 2nd HDD connected to my PC. This HDD has only one Extended partition with a Free space and 3 Logical drives in it. When I right click on Free space and try to create a New Simple Volume ...
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0answers
290 views

extend virtualbox linux mint partition

After using clone and resize commands of virtualbox I was able to extend a dynamic disk of 16GB to 20 as I wanted. After that I used a debian live ISO with gparted and lvm2 and extended the partition ...
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808 views

Windows 10 Healthy (primary partition) 66.73 GB and 7.89 GB – do I need them?

My Windows 10 Disk Management shows several different partitions that I cannot do anything to, other than delete. I would like to expand my C drive on my SSD to these drives if they are not necessary....
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1answer
35 views

Can creating partition on a Hard disk, affect the data [closed]

I have Accidentally erased whole disk of my laptop, now Linux mint is running the partition of the disk is like this (. /Dev/sda1 ext4 927GB, /Dev/sda2 extended 3.92 GB, /Dev/sda5 Linux-swap ...
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1answer
65 views

Removing Linux from dual boot. Have Windows 7 and Kubuntu

Already gone through windows-disk-management-not-allow-delete-volume-and-extend-volume but my problem is it doesn't show any menu other than help. How to resolve this ? Edit #1: I am using Windows 7 ...
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433 views

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

I dual boot with Ubuntu and Windows 10. I was deleting the 82.76GB and 14.90GB partitions in which my Ubuntu exists, but it is giving the error "the system cant find the file specified". What should ...
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1k views

Cannot see unallocated space in Windows disk management

I recently tried to partition my E: drive. It was not sucessful, the program froze up. So when I closed and opened it again I can see that disk space has been reduced but I cannot find the un ...
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1answer
630 views

Windows 10 showing “ghost” Drive Letters

Yesterday I had to reset (PSU switch off-wait-on) my Computer, when i started it again it ran a disk check and installed the cumulative update released a few days ago. Now its showing two drive ...
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1answer
52 views

Harddrive showing as Invalid

My system is set up with two hard drives, one solid state drive to hold the OS and some other minor files that aren't important and one is a 1TB HDD that holds all the rest of the random files. At ...
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2answers
2k views

What do hashmarks for a partition shown in diskmgmt.msc mean?

What does it mean that a partition has hash marks on it for Windows 10?
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2answers
96 views

Disk not visible in My computer, still accessible

I have 6 domain connected computers, they all have an extra 4 TB disk in them. The disks have been assigned to Q: on all computers. (There is no network drive assigned to Q:) On 4 of these computer ...
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1answer
502 views

Windows 10 cannot see all partitions on external hard drive partitioned in Mac OS's diskutil

Short Story: I partitioned an external hard drive in Disk Utility, and now Windows 10 can only see the first 2 partitions. Does anyone know how to fix this? Long Story: I have an early 2014 11" ...
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2answers
163 views

Used Hard Drive cannot be assigned a letter

I have installed an internal hard drive into my PC to try to look at the files in it. This drive was previously installed in a faulty MacBook, and I needed some valuable files. When I installed the ...
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1answer
876 views

Is it possible to create extended partition in MBR disk through disk management utility?

After creating primary partition I want to create logical drives on my Windows 7 machine. For that, we first need to create extended partition in Windows. I'm able to create extended partition on my ...
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3answers
60 views

Will my programs work if I move my 'Program Files' folder and then place it back to a partition with the same label?

I need some extra space in my 'C:\' partition and for doing that I need to delete my 'D:\' partition. The thing is I've got my softwares installed in 'D:\Program Files'. So my question is, will my ...
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1answer
803 views

LVM: How should I attempt to recover from PV and possible LV corruption?

This was my home file storage setup. It does not have backups because the RAID setup was meant to be the redundancy. I did not account for what happened and am paying the price. The setup: Ubuntu 16....
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0answers
65 views

Partition positioning and listing in disk management

I'm trying to extend my C partition without re-installing OS and for that purpose I need some space after C: partition in disk manager.So I want to know is there a way I can bring C before D and un-...