All Questions
89
questions
0
votes
0
answers
14
views
Conver EFI qcow2 image with multiple disks to MBR/BIOS booting image
I'm trying to convert a custom rhel9.3 cloud install image that has been made to run in UEFI so I can run it on a BIOS system. Where I'm failing is to make my new image bootable. and the reason is ...
- 9
1
vote
1
answer
996
views
VirtualBox does not boot hybrid GPT/MBR, neither EFI nor MBR
The same version of VirtualBox on the same installed Debian system does not boot from the raw disk USB flash drive, while on the other system it does, it is also possible to boot the USB flash drive ...
- 21
0
votes
0
answers
865
views
How to 'move' grub or MBR to another partition on dual boot
First of all, I am quite new on this so I may say things that are very wrong, so I apologize in advance.
The problem that I have is that I have Windows and Ubuntu on dual boot, having Windows in an ...
- 1
0
votes
1
answer
100
views
Change Windows installation to UEFI
I bought a HP 240 G6 laptop with a 32Gb drive. Opened it up to install a 240Gb SSD and the first surprise: there was no drive in the laptop; the drive bay where I installed the 240Gb SSD was empty.
...
- 371
16
votes
1
answer
2k
views
Why doesn't installing GRUB on MBR destroy the partition table?
I have read that my partition table is stored in the MBR. And write operations are performed sector-wise i.e, even if you want to change just a few bytes of a sector you need to overwrite entire ...
- 191
1
vote
1
answer
183
views
Dump a Disk MBR into a bootable USB.. Is It Possible?
Reason:
I have multiple system images on my hard disk unified with grub2 bootloader. I want to reinstall Windows 10 that exists on a particular partition.
Issue:
The bootloader will be replaced when ...
- 13
1
vote
0
answers
26
views
What is the expected outcome of installing Windows 7 in BIOS mode onto a GPT drive [duplicate]
I'd like to start by saying that i am fully aware that windows 7 is no longer supported, and i am also aware of the implications of running an outdated vulnerable operating system on my physical ...
- 11
0
votes
0
answers
438
views
Stuck on a grub rescue cannot boot into WIndows10
I had Windows 10 + Ubuntu Mate Dual boot installed.
I deleted the Ubuntu Mate partition from Device Manager and after the restart, i stuck in the grub rescue.
What I've tried:
tried to do ls (hd0,...
- 101
0
votes
0
answers
172
views
Grub doesn't recognize Windows 10 partition after a auto-boot repair of Windows
My PC was unstable and I needed to remove some peripherals. Additionally, I have one SSD (with Debian 9 and Windows 10 - bootloader GRUB) and an HDD (Windows 10). By default, SSD was the first drive ...
- 123
0
votes
0
answers
91
views
Dual boot Windows 10 partition has become non-bootable. How can I make it bootable again?
I have a Dell Precision laptop with Windows 10 Professional on a pair of partitions on the main (MBR, 480 GB) SSD. Under linux they show as /dev/sda1 (576 MB NTFS) and /dev/sda2 (43 GB NTFS). They ...
- 1
1
vote
2
answers
911
views
Is is safe to copy a partition bitwise between MBR and GPT partition tables?
Is there a fundamental difference between a GPT and MBR partition? I'm talking not about the partition table or the layout, I'm talking about a partition itself.
Say I've formatted a partition to ...
- 1,941
1
vote
1
answer
322
views
Unbootable KVM guest
I've tried to shrink the root partition of a KVM guest. I managed to shrink it without data loss (as far as we consider only the data inside it, that is), but now the system does not boot anymore.
It'...
- 296
2
votes
0
answers
850
views
Dual Boot: "Invalid partition table" & cannot boot into Windows 10 anymore
I recently re-did my system setup, having two separate SSDs because Windows usually tries to screw Linux installations up if it's on the same physical disk.
HDD layout
HDD0 | nvme0n1 | Samsung SSD ...
- 21
27
votes
2
answers
200k
views
How to add Windows 10 to grub boot loader?
I have installed Windows 10
I have installed Linux Mint Silvia and I have chosen a device for boot loader installation - sda.
There is not Windows 10 in grub menu when the system starts
I have booted ...
user918291
1
vote
2
answers
240
views
Why does an OS and its installer behave differently depending on whether legacy mode is used or not?
Some context:
Earlier today, I attempted to re-install Kali Linux on my machine (dual booted with Windows). To accomplish this, I downloaded the ISO and put it on my Easy2Boot USB stick. In order to ...
- 1,214