GUID Partition Table (GPT) is a format for partition tables that was designed within the UEFI specification by Intel. It was designed as the successor to the Master Boot Record partition tables.

learn more… | top users | synonyms

3
votes
0answers
229 views

Arch Linux on an external HDD GPT-Partitioned

I have an Alienware M14x-R1 and had an Arch Linux System installed on its 750Gb HDD, everything working fine, GPT-partitions (on BIOS, not EFI) and GRUB bootloader. Then I bought a new Corsair SSD, ...
2
votes
0answers
64 views

GPT disk created in Windows 7 not properly recognised by Windows 10

I have an internal 3 terabyte WD Black disk that was set up as GPT (presumably?) and formatted with one NTFS partition spanning the entire disk under Windows 7. After upgrading to Windows 10, the ...
2
votes
0answers
249 views

Windows 8.1 freeze on startup - Dell Inspiron 15 (7537)

I have a huge problem. (Sorry for my english) The day befoe yesterday I had a Dell Update shown up on my taskbar, I approved it, it ran, and after that I could not turn my laptop on. When I try to ...
1
vote
0answers
423 views

How to restore a DriveImage Backup to a GPT-based system drive

I just bought a new laptop and was trying different things on it. I backed up my system partition with DriveImage XML and made a clean install of Windows to test something new. Later, when I tried to ...
1
vote
0answers
53 views

How to change the partition scheme

I want to change the partition scheme in my 500 GB HDD from MBR to GPT scheme without losing DATA on it. What are the traditional tools to do this on both windows 7 and Linux(ubuntu)? And what are the ...
1
vote
0answers
118 views

Windows install on GPT with multiple drives

I've got quite an interesting system configuration here, and I would like to install Windows 10 preview on it. I have 3 drives, out of which one is a SSD. They all have a GPT table. Drive 0 (the ...
1
vote
0answers
45 views

Boot Linux from a GPT disk using SYSLINUX

From Booting from GPT (rodsbooks.com/gdisk/booting.html), it says that both Grub & syslinux support booting Linux from a GPT disk. Anyone know how exactly can I use syslinux to boot Linux from a ...
1
vote
0answers
112 views

Move a LUKS partition to the left and resize it

I have a LUKS encrypted partition that is NOT into an LVM volume manager. It's at the end of the hard drive, and its size is 250 GB, but I want to add 50 more GBs to it. I would normally use GParted ...
1
vote
0answers
111 views

Minimum requirement to boot Ubuntu from GPT partition

My third disk was partitioned as GPT format, and was originally intended only to be used as a storage device, but now I need to boot from it as well. I did put a 200M ext2 boot partition as the first ...
1
vote
0answers
210 views

Failure to create hibernation partition on GPT SSD boot drive

I've searched a number of forums and am surprised no one seems to have had the same problem as me. I have only one SSD (Samsung EVO) which is also my boot drive (UEFI, z97 board) for my desktop ...
1
vote
0answers
415 views

Booting a GPT USB key on older BIOS laptop

I have an old HP EliteBook 8530p, which does not support booting from GPT USB (GPT HDDs are fine though). Lately I had the wish to have a fast-to-start OS for browsing, smaller web tasks, etc., so I ...
1
vote
0answers
250 views

How can I manually partition and provision a Windows 8 USB install drive with UEFI bios and GPT scheme?

For whatever reason, I cannot get the windows 7 and windows 8 usb install tools to see my usbdrive, even though my bios can. How can I manually (from elevated command prompt) partition and provision ...
1
vote
0answers
742 views

3TB Hard drive stops reading/locks up after a few minutes of use

This has been driving me a little batty lately as i dont understand enough to fix the problem. My HTPC (Windows 7Pro 32bit) currently has two USB HDD plugged in under separate ports. The 2TB is a ...
1
vote
0answers
241 views

How can I move an Win 8.1 GPT EFI installation to a smaller disk?

which programs do you use to move a whole HDD (GPT EFI Win8.1 installation with the "boot" and "reserved" partition) to a (~10MB) smaller one? I tried "mini tool partition wizard" and "gparted live" ...
1
vote
0answers
104 views

Can't boot into linux on gpt-partition external drive on a pc

I've got an external HDD "Seagate Backup Plus 1TB". It's partitioned using the GPT scheme and carries two file partitions, an hfs+ OSX partition with OSX operating system installed, and an ext4 ...
1
vote
0answers
315 views

How to remove redundant grub from a GPT hard drive?

I once installed Debian onto my hard drive with GPT so there is a grub on it. Recently I erased Debian and install Windows Server 2012. But the grub is still there (which can launch nothing and I am ...
1
vote
0answers
3k views

Installing Windows 7 on UX31A's GPT disk

There are a lot of Windows/GPT-related questions out there, but from what I've been reading these past hours, I seem to be doing the right thing... except, well, obviously not. I'm trying to install ...
1
vote
0answers
221 views

Why wont my computer boot from the logical raid volume while installing Windows 7

I have new computer I built the motherboard is an ASUS Sabertooth 990FX. The motherboard has UEFI instead of normal BIOS. The problem I have is when I try to install Windows 7 with my motherboards ...
1
vote
0answers
236 views

3TB Drive doesn't always show up initialized in USB3 Dock

Have a perfectly fine 3TB GPT drive which shows up in most of our machines when direct connected and often in docks. But, we've used it in a few new USB3 docks and sometimes it will show up as ...
0
votes
0answers
11 views

Invalid GPT and No Partitions found on External Hard Drive

Ok so I'll start from the beginning here, and I'll do my best to give you all of the info upfront. Hard Drive: Toshiba DWC120 2TB Original File System: NTFS I was having issues with this hard drive ...
0
votes
0answers
29 views

Adding a windows partition to an existing Linux GPT/UEFI drive

I have a working Linux system that boots from a GPT/UEFI drive. I would like to add a windows partition to this drive, without destroying the existing boot system in the process. Theoretically, I ...
0
votes
0answers
59 views

How can I create a partition in a the GPT formated drive on OS X, which then results as a GPT partition and not MBR partition?

Looking around on how to install windows 8 or 10 on bootcamp I got the famous error from windows installer telling me I need a drive formatted as GPT an not as MBR. Actually I can't understand why ...
0
votes
0answers
133 views

Debian 8 Installer (partman) doesn't detect Hard Disk Drives on Ultrabook, but all other linux commands (fdisk -l, lsblk…) does detect

I'm installing Debian 8.0.0 and 8.1.0 (both amd64) on a Ultrabook (Dell Inspiron 14z 5423) which has both a SSD and a SATA HDD. During the install, when it asks for partitioning, I choose "manual" ...
0
votes
0answers
49 views

Can't use Portable Hard Drive formatted under linux with Windows

I hope you can help me, I have this two 2.5" hard drives (250 and 500GB, respectively) that I put inside Acteck USB 2.0 drive cases and formatted them under linux, creating a new GPT partition table ...
0
votes
0answers
188 views

How to create Windows 8.1 installation partition

I have a HP Probook 450 G2 where the owner wanted to replace HDD with SSD. I've reinstalled Windows 8.1 on the EFI-GPT and I'm now trying to setup a separate (possibly hidden) partition in Windows 8.1 ...
0
votes
0answers
115 views

PC asks to format Veracrypt Volume

I have a Veracrypt encrypted non-system partition on an external hard drive. The hard drive is GPT-based. On my previous MBR-based hard drives, I used Diskpart and the command SET ID=64 to prevent ...
0
votes
0answers
50 views

4T RAID 0 Partitioning issue

I am building a new workstation 1.2T 10K SAS X 4 for Win 7 Pro SP1 x64 I must use RAID 0 for this workstation. What I would like to have is C = 500G D = rest of spaces So BOIS based system with ...
0
votes
0answers
81 views

Bios doesn't see MBR Hard Disk

I was trying to install steamos as a dual boot but it used to fail because it didn't see windows' free spaces. Someone said convert HDD from GPT to MBR. I did it with gdisk and now my Windows doesn't ...
0
votes
0answers
55 views

Convert MBR based install to GPT based

I recently re-installed Windows 8.1 on my notebook, in MBR mode, since I was not able to make the UEFI recognize the flash drive as EFI bootable (then I did not make any research in this topic, but ...
0
votes
0answers
99 views

Recover GPT Unformatted Partition

I have a 500GB HDD, with a partition that I tried to move. After moving it, I found it is still in the starting place, but now I don't have access to it anymore. I tried to recover it with EaseUS ...
0
votes
0answers
58 views

Windows 8 in GPT not hybrid booting

Some days ago I bought a new HDD of 3TB size. I installed Windows 8 "normally", then I noticed that the system could not see all the 3TB of the disk, because the setup automatically choosed to use MBR ...
0
votes
0answers
60 views

Windows boot loader on a Pen Drive (Chain-loader)

I want to convert my hard disk to GPT and install windows 7. Which is now giving an error while installing. What I am planning to do is, Install the boot loader in MBR Partition of a Pen Drive. ...
0
votes
0answers
159 views

How to install windows 8.1 using OEM provided install.wim and boot.wim

Unfortunately, recently, my C drive got corrupted and I had to format the whole partition and reinstall the untouched windows 8. There are 2 recovery partition in my laptop which includes install.wim ...
0
votes
0answers
120 views

How can I create a software RAID mirror of the system drive after installing Windows 8.1 Pro 64-bit?

I have a brand new system with UEFI Install of Win 8.1 Pro 64 Bit. The OS is installed on a 1TB WD Drive I also have a second 1TB WD drive that is empty alongside it. They both are GPT. I'm having ...
0
votes
0answers
146 views

What is the difference between boot manager and boot loader in windows ? Can you have multiple hard drives with different boot manager?

What is the difference between boot manager and boot loader in windows ? Can you have multiple hard drives in a computer with each drive with a different boot manager ? I recently put multiple hard ...
0
votes
0answers
156 views

Does each hard drive need EFI\ESP, MSR system partition if you want to install operating system(s) on each drive?

Suppose, there are at least 5 hard drives: drive1, drive2, drive3, drive4, drive5, .... We want to use first 3 drives to install 5 operating system: windows 8.1, windows 7, windows vista, windows xp, ...
0
votes
0answers
62 views

Only one of my GPT drives is recognized by the BIOS

I have two GPT drives, an SSD and an HDD. My SSD has windows installed, my other HDD does not. My problem is that my BIOS only shows the SSD in boot options, and ignores the HDD. When the SSD is ...
0
votes
0answers
93 views

Why does UEFI BIOS only identify a 2TB drive on a 25TB virtual drive?

I configure a RAID6 using 16 2TB disks, and finally get a 25TB virtual drive as shown in LSI MegaRAID BIOS. And then I boot via a USB stick and try to install 64bit Ubuntu 14.04 on it. At the ...
0
votes
0answers
70 views

BIOS can't find hard drive - accidentally changed partition table

My hard drive recently crashed after I had to do hard reboot when my computer froze up. I think there was some I/O happening at the time so there are a couple of bad sectors and stuff. After ...
0
votes
0answers
19 views

What happens on Mac Air booting?

I am trying to install linux on my Mac Air i7 11" Mid-2012. How does booting work on these Macs? I have a GPT partition table, and AFAIK the process looks like this: Look for a partition with ...
0
votes
0answers
168 views

how to properly set up grub2 with uefi on gpt

I've recently installed fedora on new ssd disk. Info: GPT, uefi partitions: (lsblk) NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda ...
0
votes
0answers
748 views

Need help upgrading OSX to Mavericks: Fix GPT and MBR after installing rEFIt

A while ago I installed Ubuntu using rEFIt on a MacBook, 2.4GHz C2D, 4GB DDR3. Sorry, I don't know the exact model. Anyway, I continued to get errors when trying to upgrade to Mavericks. Eventually, ...
0
votes
0answers
267 views

Trying to restore cloned 1TB HDD to 3TD HDD, no other solutions have worked

So one day my 1TB started to fail, losing many sectors every boot. So I cloned the 1TB hard drive to a 1TB external drive. First problem? The target drive is too small. Fixed that by telling it to ...
0
votes
0answers
492 views

Restore automatic bootup of Windows 8 in UEFI

My Acer AMD laptop came bundled with Windows 8.0 in UEFI. The state it's in now is that every boot stops at a prompt, and I have to hit ENTER at this screen to continue: How can I make this ...
0
votes
0answers
719 views

Can't recognize 4TB GPT HDD in Windows Explorer

OS: Windows 8 HDD: 4TB WD Green plugged in to a Seagate FreeAgent GoFlex Desk PC: Awesome home rig to Acer Aspire U all-in-one. So this is a pretty weird problem. The drive worked perfectly fine on ...
0
votes
0answers
2k views

Mount GPT Partitioned Drive In Linux

I have a windows 8 hard drive slaved to my Ubuntu box right now and I'm having problems mounting. When I go to mount, the shell tells me that the device doesn't exist but I can bring it up and see the ...
0
votes
0answers
276 views

How can I preserve a Windows 8 recovery partition if the drive uses GPT?

I have a new Samsung ATIV book 9 with Windows 8 Professional, but I need to downgrade it to Windows 7. I want to keep the option to restore the Windows 8 on there, though. The problem is that the ...
0
votes
0answers
2k views

Installing Windows 7 on Acer Aspire E1 471G

I have been trying to install Windows 7 all day with no success. At first, it said that the current system policy is blocking the DVD. I figured out that it was the Secure Boot and I disabled it. Now ...
0
votes
0answers
943 views

WD 3TB suddenly RAW formatted - but only whith seconardy Win7 install.%

After looking a bit on the web, I decided to take this problem here, in case somebody has already a solution, or to answer it myself, should I find the Answer. Setup is like this: ASUS Maximus V ...
0
votes
0answers
111 views

Disaster recovery for RAID and mdadm

I´m having a software raid 5 with 5 2TB members. After some work with gparted my RAID doesn´t work any more... How can I check the integrity of each member? What would be my options, if the partition ...