Questions tagged [live-cd]

Questions related to live CDs, which allow you to test drive Ubuntu without installing it.

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28 views

Problem mounting .ecryptfs home folder after entering correct passphrase!

I have and encrypted home folder on my previous OS (Lubuntu 18.04) which is not bootable now and need to recover it from Live OS. When I run following command to decrypt my home folder: sudo ecryptfs-...
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1answer
32 views

Is there any Linux based ubuntu installer like wubi?

I have a kali live CD and I'd like to install ubuntu on my HD, unfortunately I have no USB drives so I was wondering if there is some wubi like installer for Linux, or an alternative way to install ...
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1answer
54 views

How to convert existing ubuntu installation into iso [ GUI ]

I reed this How to customize the Ubuntu Live CD? but it's so hard to go throw all these steps & I'm asking for GUI I have an installation of Ubuntu with a system size over 21 GB I need to ...
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18 views

LiveCD shows options, but computer hangs after choosing one

Today, my computer stopped booting from its SSD, so I am now trying to boot from a USB LiveCD image. I downloaded the 64b LiveCD image, put it on a 64Gb USB stick. I can tell my BIOS to boot from ...
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33 views

Terminal does not open on customized LiveCD

I followed this tutorial on how to create a customized LiveCD and tested the result in a VM as well as by booting the physical machine with it. Thereby, I found out that the created LiveCD system is ...
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2answers
223 views

Create an unattended ubuntu 18.04 live cd that run on demo (try ubuntu) environment with premade various steps

we often deal with some machines with ubuntu live cd. Most of the times there's lot of repetitive tasks we have to do in order to have our ubuntu live cd gets ready. I would like to know how create ...
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74 views

Unable to Try or Install from Lubuntu Live CD

I have an Powerspec B707 with a 10 year old Intel dh55tc motherboard design, i5 processor in the LGA1156 socket, 8 gigs of ram, and integrated graphics. When I boot with a Lubuntu livecd and ...
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209 views

Deploy firefox including extensions to LiveCD

I'm working on a customized LiveCD and would like to provide Firefox including a few extensions pre-installed. The steps of LiveCD customization are done within a self-written .sh-script. I found ...
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1answer
22 views

boot failure: wrong mount point (Kubuntu)

I tried to make an external luks encrypted drive (like i did several times). I was then unable to write to said drive and tried to change permissions (but of course could not remember how to do it). I ...
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73 views

Customization of LiveCDs Wallpaper, Keyboard Layout, Network adapter drivers and fix screen resolution

I followed instructions of https://help.ubuntu.com/community/LiveCDCustomization to customize my first LiveCD based on ubuntu-18.04.2-desktop-amd64.iso (note that all URI references point to chapters ...
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147 views

Ubuntu 1904 does not boot from LiveCD on Hyper-V in AMD Ryzen. No problems in 1804 [duplicate]

When booting 1904 LiveCD from a Hyper-V VM, I get some error messages: Spectre V2:Spectre mitigation: LFENCE not serializing, switching to generic retpoline Couldn't get size: 0x800000000000000e ...
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143 views

error: file ‘/boot/' not found while running ubuntu 16.04 live CD on MacBook Air (64bit) in either EFI boot mode or MBR boot mode

I burned a fresh copy of Ubuntu 16.04 on DVD (as well as USB) and am trying to boot a live version of Ubuntu. The system ends up eventually booting fine, but during the initial boot phase before ...
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1answer
59 views

customize live cd and add custom user name with default password

For some professional reason, we need to make our simplified live ubuntu version. (It has to be live, can't be installed on flash drive) In this link they explain how to disable the auto login, https:...
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42 views

ubuntu *live CD* on windows - easiest way to transfer files from host to guest

So i am trying to explain to people a safe way to run programs in .net from an unknown source. I want them to install virtualbox and then open an ubuntu live CD instance (with the "try ubuntu" option ...
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1answer
31 views

remove packaged from installed ubuntu from livecd

I cant boot into my ubuntu system due to a boot problem I am trying to fix. One of the suggestions I have had to fix it is to purge any nvidia restricted drivers installed. How can I gain access to ...
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1answer
170 views

I can't boot into Live CD/USB in an old computer

I've an Acer TravelMate 250. It had Windows XP preinstalled but I've changed te OS several times, Ubuntu Server 16.04, Xubuntu 18.04, etc. To improve performance I want to install Lubuntu 18.04.2 or ...
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1answer
53 views

MATE 18.10 Live CD on W10 Asus Zenbook (501VW) - hangs on boot

That I get a responsive grub menu means that the boot parameters are okay. Is this a valid assumption? Is there a reliable mapping between the startup logo's progress indicator's dots and the stages ...
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25 views

How to log in to boot partition from live cd

I accidentally uninstall an important package, and need internet to reinstall it. I found it difficult to connect to mikrotik network via terminal, so maybe can i login into my boot partition from ...
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54 views

Stuck with no functionality

A few weeks back I was able to use my laptop perfectly fine with no issues. A few days later I load into Xubuntu 16.04 (I haven't updated yet). My login and background are perfectly fine but that's it....
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36 views

Need help with xubuntu

A few days ago I was using my computer perfectly fine, but now it's acting up. The computer boots up fine and loads the login screen with almost the options. I can still log in and I can still see my ...
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28 views

Need help with xubuntu environment, live cd useless [duplicate]

A few days ago I was using my computer perfectly fine, but now it's acting up. I tried using some code to reset my proxy, but it seem to have done more than it needed to. if [ $(id -u) -ne 0 ]; then ...
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44 views

Install Button on Live CD does not work

Maybe this question is widely known by all of you and I am still too newbie / new to Linux to know this, but I am going to say it anyway. Well, I am facing a problem while trying to install Ubuntu 18....
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2answers
452 views

Is there a repair only CD image(ISO)?

so basically, is there any way of creating live CD that has no apps other than ones necessary for repairing existing Ubuntu installation and fits in 700mb CD? particularly Lubuntu 18.04 amd64 version ...
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1answer
86 views

What is the purpose of filesystem.size on a LiveCD?

There is /casper/filesystem.squashfs on the most LiveCDs of Ubuntu and derivatives that apparently contains the size value of the filesystem tree before compression. Some LiveCD customization articles ...
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57 views

My sound modules need to be fixed. Can I just reinstall from a LiveCD?

I have 18.04 LTS currently running but am unable to get the same sound functionality that I used to have with 16.04 LTS. The only sound I can get is from the USM bus. Cannot get any sound output from ...
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1answer
79 views

Is Kali recovery beyond me and is clean installing Ubuntu over an Ubuntu virus safe? [closed]

If I can understand Kali enough just to recover my files that's optimistic so I'm not worried about user file loss via Kali I either get them back or I don't. Is it possible to do damage to basic ...
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2answers
518 views

Edit a root file in a GUI live system [duplicate]

I need to inspect and repair a Raspberry Pi SD card. This is my main goal. And it should be as simple as possible. It's already bad enough that Windows 10 cannot mount that file system and Android ...
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1answer
28 views

Failed installation prevents further installation

I was in the process of installing Ubuntu 18.04 on my laptop when the screen timed out. Moving the mouse and using the keyboard would not bring back the screen, and after a couple hours I was forced ...
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1answer
47 views

Setting keyboard shortcut

I have a following file to set the keyboard shortcuts for the Input method. It is working correctly as expected. /usr/share/glib-2.0/schemas/keyboard.gschema.override [org.gnome.desktop.wm....
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2answers
400 views

Unable to boot Cosmic live with PXE

I'm trying to boot Cosmic live with PXE server After mounting live.iso file and copying content to a NFS folder, I make copy of casper/vmlinuz and casper/initrd to a tftp server. The NFS folder is ...
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1answer
40 views

Ubuntu LiveCD without a graphics card

I have a system with corrupted partition table so it won't boot. What I need is a recovery tool like testdisk to recover the partition table. The problem is this system does not have a graphics ...
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71 views

Ubuntu 18.04. 1 live usb.. Unable to use laptop keyboard and track pad..?

I'm using asus fx504gm laptop with nvidia 1060. I'm trying to load live usb.. The desktop gets loaded but I'm unable to use any peripherals.. Only external mouse cursor is movable and can't select ...
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Ubuntu live CD struck on loading screen!please help.. I'm dying

I tried to load latest live CD on my laptop.. But it got struck up on loading screen.. Nothings working.. Not even power button.. I'm quite tensed now! Please help
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71 views

ubuntu 18 stucks to purple screen after update

Some days ago I run a simple update, then my computer chrashes. When I start it, after some seconds, I just see a purple screen and nothing happens. I can't go on recovery mode by holding shift nor ...
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122 views

how do i create an iso if it is more than 6 gb for Live CD ISO?

I have tried many ways for creating iso more than 6gb but i failed while booting time got message like Can not mount /dev/loop0 (/cdrom/casper/filesystem.squashfs) on //filesystem.squa. I followed ...
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89 views

Ubuntu live freezes (MacBook Pro)

When I run ubuntu live, if it works correctly for a few minutes, but then it freezes, and checking the log, I found this error, I'm running on a MacBook Pro (13-inch) 2.5 GHz Intel Core i5 memory 8 ...
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1answer
560 views

Booting encrypted SquashFS from Live CD

Can we boot encrypted squashfs from livecd. If it possible please suggest me to decrypt and boot the OS. here i'm using luks encryption technique for securing the Squashfs file but i'm fail to ...
2
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1answer
531 views

How can I turn live CD running with installed applications into an in-place install

I have a Live CD instance running of the latest Ubuntu with some applications installed and some configurations made. Is there anyway to turn this directly into an in place install? I'm aware of ...
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1answer
541 views

How to save the state of a Live CD into a .iso?

I would like to create an Ubuntu Flavor with custom settings and packages. I think a simple way of doing it would be to just boot Ubuntu from an USB, modify settings un/install packages and save ...
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22 views

Create LiveCD on Ext HD partition without destroying other partition's contents

I've not yet see a way, after searching here and other sites, to be able to duplicate a Ubuntu 16.04 LivCD, onto the partition(s) of my choice, without wiping the whole ext drive clean in the process. ...
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67 views

Grub rescue won't allow using live disk

The main problem is that I can not find live CD or USB in bios. I have checked many USBs and CDs to boot from them but they won't showing up in bios. I used boot-repair in Ubuntu and after that my ...
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1answer
82 views

Moved files to trash when booted with Linux CD, can I recover them?

This sounds really silly... I burnt an ISO of Ubuntu 16.04.4 LTS to a disk and booted up the Live CD with the first option (try Ubuntu without installing). I mounted an external hard drive and moved a ...
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1answer
96 views

Customize Ubuntu LiveCD 16.04 desktop background

I am chrooted into the root directory of my Ubuntu LiveCD filesystem and want to know how to change the desktop background. I have tried the gsettings command but it gives me an error about not having ...
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0answers
38 views

Using Live CD In Place Of Hard Drive

Is it possible to run a laptop permanently off the live CD and never replace a damaged hard drive? if you never run any applications larger than the RAM can accommodate, and place the machine into the ...
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1answer
37 views

Can you start Ubuntu from a CD or DVD? [duplicate]

I want to get an idea of the look and feel of Ubuntu before committing to installing it on my PC. A number of years ago, I created a CD with Ubuntu that could be started on the PC without permanently ...
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31 views

Reinserting live USB after pulling out does not re-enable reading

If I run Linux live from USB stick or external DVD drive or external SD card reader, I can pull the card or take the disc out of the drive, re-insert it and it works normally. But If I disconnect the ...
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2answers
2k views

Is it possible to update Ubuntu Live USB stick?

I built an ubuntu 16.04 live usb stick from ubuntu iso file using refus month ago, and it has been working great. There was only one issue though: my router doesn't have DHCP enabled (it's complicated ...
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0answers
30 views

Are current live images patched against Spectre and Meltdown? [duplicate]

Does ubuntu.com patch the current live images against Spectre and Meltdown?
3
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2answers
921 views

Live USB, mount second partition on same device

How to mount second partition on the same USB disk where Live Ubuntu was installed? I was using dd to create a live USB. I have created second VFAT partition using fdisk and formatted it using mkfs....
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1answer
225 views

What program will overwrite /etc/network/interface on boot?

I'm making a custom Ubuntu Server 16.04.3 Live CD. Here is what I did: debootstrap a folder install casper package (and some other packages needed) in chroot put the folder into squashfs set up GRUB2 ...