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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Unable to disable pagefile and thus unable to change device letter under Windows 10

I just found one of the most weird bugs I have seen in Windows. I needed to disable the pagefile in one of my partitions so I could change its letter. However, the dialog box is missing the set button,...
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1answer
20 views

Windows 7 showing fake/aliased drives

Some years back I used a tool (sorry, can't remember the name) to migrate a Windows 7 install off a spinning drive to a new SSD. I think the old drive had two partitions, one for the system and one I ...
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22 views

Is there any way to know that partition size has been changed in Windows 7

We have a Windows 7 desktop and want to know that did anyone resize the partition recently. Is there any way to do that? Will there be any logs in Event Viewer? We try to find events in Event Viewer ...
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35 views

Disk Manager is not showing correct HDD space

My hard disk space is 500 GB. I recently installed Ubuntu 16.05 LTS on my system. Unfortunately I selected the option "Erase disk and install Ubuntu" while installing Ubuntu. After installation I ...
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15 views

Can we accumulate more space into an existing drive partition without format?

I'm using the Windows 10 and I'm curious to know that is it possible to accumulate more space into an existing drive partition with affecting data? I know about the "shrink" feature of Disk ...
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2answers
25 views

Unable to boot after removing disk

Since I removed disk 2 I'm unable to boot. I get “Reboot and select proper boot device or insert boot media in selected boot device and press a key.” I cleaned up my BIOS. There is only one BOOT ...
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15 views

Vhd image of computer reduce unallocated space

I took an image in vhd-format of my entire pc (windows xp). Bith disks are in de one vhd now. Os and data. Afterwards when i try to retrieve this vhd i saw that I have a unallocated space of 300 gb. ...
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42 views

Windows 10 Disk Manager Showing Disk That Doesn't Exist

I only have two drives in my computer (not including my optical drive), a 1TB SSD and a 6TB HDD. However, Disk Management says that I have a third drive, an empty 3540.91 GB drive with no volumes. ...
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22 views

Windows 10 Failure to Boot From FATS Formatted Hard Drive and USB Drive

As in subject my OS is Windows 10 and I have a Lenovo labtop. My goal is to have a dual boot Zorin version 11 on my current windows machine. I have tried two methods. One method, I tried to use ...
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76 views

TestDisk - getting Structure: Bad when trying to restore partition table

Unfortunately the Disk Management tool from Windows 7 corrupted my partition table on one of my disk, when I tried to set the active (boot) flag on a partition. The original structure of the ...
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40 views

Unable to access disk space in Windows

I have installed Windows 10 in external HDD for my Mac Book and here is the steps followed. When I installed windows in bootcamp, I have selected only 30GB space and restored to external 1TB hard ...
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32 views

How to prepare SSD drives for shrinking partitions in Windows?

I was trying to shrink a partition (Windows 10). For traditional hard drives, I can use the Optimize Tool to defragment the hard drive to free up disk sectors towards the end of the HD and shrink the ...
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2answers
37 views

Moving (non-C:) Program Files from soon-to-be-nuked partition to another

Problem I have near-critically low levels of free space on the Windows' partition. I have a bigger partition right next to it, and a new disk with enough space to move it. Bigger partition has a lot ...
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44 views

Device not initialized, can't reformat

So I'm unable to access my flash drive because it doesn't initialize when I plug it into my computer, and when I try to initialize it I get "device not ready." There's nothing incredibly important on ...
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39 views

Make fixed USB drives dynamic disk

So at the moment I'm trying to RAID0 a pair of USB sticks I have. They show up in Disk Manager as Fixed Disks because of some driver filtering and it allows me to create a new striped volume, but at ...
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26 views

How create and format a new partition

I wiped my laptop and I am repartitioning its 1TB hard disk. I created four primary partitions without problems. But I cannot create a fift primary partition. When I try I get a message stating: disk ...
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31 views

Increasing size of possible partition - deleting content index file

Trying to create a new partition from within Win7 to install a linux system on. I disabled the page file, disabled hibernation, disabled restoration (intending to re-enable them once the new ...
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4answers
143 views

Is this very large recovery partition necessary?

I've seen some other questions asking if they can delete their recovery partition. Most of these have been <1GB in size. Mine however, is 16GB and I'm not sure why. I've installed Ubuntu a few ...
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28 views

Four NTFS partition + a ex4 on a MBR partition scheme

I'm about to install Linux OS in my computer. Using Windows' Disk Management, I shrunk a partition for Linux. After pressing OK on making a simple volume, Windows request to make the disk to dynamic, ...
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96 views

How to solve Windows Disk Management showing duplicate drives?

For some reason diskmgmt.msc is showing "repeated drives" (click image for full view): As can be seen, RECOVERY (D:) has two rows, one stating "File System" as NTFS and the other showing blank. ...
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3answers
58 views

Where did my system partition go after cloning from my previous hard drive?

I recently bought a 250GB Samsung 850 Pro SSD for my laptop, and used AOMEI Partition Assistant to clone my previous hard drive. One completed, I physically replaced swapped out the two drives, booted ...
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73 views

Editing partitions on USB drive disabled

I recently bought a 128GB USB drive, on which I'd like to make 4 partitions, but when I use Disk Management (Windows) and try to edit the main partition, the items in the list when right-clicked are ...
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173 views

Unable to detect Seagate Expansion hard disk

I am in big trouble. After searching over internet, I realised that my PCI Driver not installing because of Virus Probably. But I can see that system is detecting device And In Disk management, ...
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2answers
728 views

How to resize (enlarge) C: partition in Windows 8.1 | MiniTool, Paragon, and Disk Management all failed

ISSUE SUMMARY Can't resize Windows 8.1 system partition to utilize unallocated drive space. DESCRIPTION I am having a heck of a time with this one and have been chasing this for days. I have an HP ...
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160 views

Laptop hard drive not working on Windows

I'm having a very odd problem. I have a new Asus laptop (Model:A550J Board:X550JX) and I bought a caddy to change the DVD drive to a hard drive or SSD(older model, but roughly same casing), I tried ...
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37 views

Big discrepancy in used size between Drive Properties and All Files Properties

I have two different microSD cards which show a big discrepancy between the total size used when shown in Drive Properties and when shown in All Folders/Files Properties. Below is an example. ...
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491 views

Normal amount of Recovery Partitions and how to know their content

I just bought a new pc and noticed that the available capacity of my C: drive was a lot less than the advertised amount. Taking in account that Windows counts 1 GB = 1024^3 bytes, my pc should report ...
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328 views

Why I can't format 500 GB drive as FAT32 under Windows 7? [duplicate]

What can cause Windows 7 to prevent me from formatting 500 GB (actually 465 GB) external USB disk as FAT32? No matter, what I did (Windows Explorer, Disk Management), the only options I was presented ...
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12 views

Merging non-adjacent partitions in Windows 8.1 [duplicate]

I don't know why, but somehow I ended up with ~8gb partition on my tablet pc's main drive. This is a problem because the drive is only 64gbs, so losing 8gb is a big deal. The problem is that the ...
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2answers
93 views

Disk Management label disk (not partition)?

I know how to label a partition. I am not asking for that. Disk Management displays all disks in "Disk #" and its capacity. I have to admit I once had formatted a wrong disk with the same capacity ...
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227 views

How to display byte sizes with binary prefixes?

For as long as I can remember, Microsoft DOS and Windows have been displaying byte sizes with decimal prefixes, instead of binary prefixes. This has plagued at least two generations of computer users ...
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115 views

Why does the Windows Disk Management tool display my partitions as logical?

Firstly, I own an Acer laptop originally having Windows 7, now upgraded to 8.1, & initially had 3 primary partitions (that is PQSERVICE, SYSTEM RESERVED & Acer (C:)). I decided to migrate my ...
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2k views

Mounting EFI partition on Windows [duplicate]

I'm trying to mount the EFI Partition from Disk Management but all the options for the EFI partition are greyed out, so I can't do anything.. here's a screenshot from the problem :
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139 views

Need to Convert Dynamic Disk to Basic Without Formatting

My hard drives got converted to Dynamic in order to increase the number of partitions. I tried Partition Wizard Server Version, but its not working. I need to convert the partitions to basic to ...
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2answers
534 views

How to manage space effectively on a small SSD

How do you manage disk space on a small SSD? I bought a new PC that came with a 128GB SSD (local disk) and 1TB internal drive. The OS takes up most of the space on the SSD. From the moment I turned ...
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968 views

Drive NAME does not show up when viewing in Explorer but does in Disk Management

Issue: When I have a drive attached to my PC (non-USB) it shows up fine in disk management and shows up fine when checking under "Computer" (where you see all your drives, and I can also use the ...
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241 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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1answer
808 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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148 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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3answers
89 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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2k 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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187 views

How do I merge two unallocated, non-sequential partitions on the same logical disk?

I'm wondering if I could merge two unallocated spaces as shown in the picture below: I would like to combine the two unallocated spaces into a single space for further partitioning.
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128 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 ...
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1answer
253 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 ...
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1answer
44 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 ...
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1answer
124 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

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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1k 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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246 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
103 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 : ...