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Questions tagged [live-cd]

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

Possible questions which should have this tag:

  • Questions which relate to issue with loading LiveCD
  • Operating issues involving a LiveCD

Not synonymous with

757 questions
73
votes
9 answers

Live CD asks for a username and password

When I boot Ubuntu 10.04.3 from a live CD, it asks me to enter a username and password. I have not booted before, and I haven't created an account.
Sofiane Bouamine
  • 735
59
votes
6 answers

How can I prevent someone from resetting my password with a Live CD?

Recently one of my friends came over to my place, within 15 minutes he hacked my account using a Live CD and reset the password in front of me. I was baffled to see such a thing. Please guide me to prevent such a future attempt using a Live CD.
coder
  • 3,691
38
votes
7 answers

Where is the memtest option on the Ubuntu 64-bit live CD?

I'm looking for the memtest option on the 64-bit version of the Ubuntu 12.04 live CD, but the only options I have are "Try Ubuntu without installing", "Install Ubuntu", and "Check disc for defects". What am I missing? Edit: This question is…
Drise
  • 526
  • 1
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  • 17
34
votes
5 answers

How can I check the integrity of a downloaded Ubuntu CD?

I've just downloaded a CD image of Ubuntu. I know the installer has a check CD option, but how can I check that the image is good before burning it to CD?
Jorge Castro
  • 73,717
26
votes
3 answers

How to use Cubic to create a custom Ubuntu live CD image?

How do you install Cubic and use it to create a customized Ubuntu live CD *.iso file that can be burned to CD/DVD or copied to a bootable USB?
Enterprise
  • 12,792
26
votes
8 answers

How to boot from non-Ubuntu live ISO images like Fedora or CentOS?

I found that it can be done with loopback as follows menuentry "Lucid ISO" { loopback loop (hd0,1)/boot/iso/ubuntu-10.04-desktop-i386.iso linux (loop)/casper/vmlinuz boot=casper iso-scan/filename=/boot/iso/ubuntu-10.04-desktop-i386.iso noprompt…
Rahul Virpara
  • 11,860
23
votes
2 answers

What are some alternatives to upgrading without using the standard upgrade system?

What are some alternatives to upgrading without using the standard upgrade system? Suppose for example that I wanted to upgrade an Ubuntu installation on a machine with a poor Internet connection. What would my options be? Could I just use a…
DLH
  • 2,465
21
votes
4 answers

What version is this Live CD / Live USB?

I often have a number of Live CDs sitting around (actually USBs) and I'm not always sure which version is which. Is there some quick way to find out the Ubuntu version I'm looking at? Perhaps a file I can look at on the CD, or some executable I can…
Jake
  • 425
18
votes
5 answers

How can I put old Ubuntu CDs to good use?

I have a fair number of older Ubuntu CDs sitting around for releases that are not supported anymore. They have beautiful pressed labels and sleeves that I would hate to just throw away. What can I do with them?
ændrük
  • 78,496
17
votes
2 answers

Where can I find the log files for mounting disks?

I understand if I boot from a live cd I can see all the system logs under System > Administration > File Log Viewer I have a major error with a disk not mounting and I want to trace i tback to the last time it did work and what may have corrupted…
winchendonsprings
  • 2,212
17
votes
4 answers

What's the difference between Ubuntu for free and the Official CD for $5?

What's the difference between Ubuntu 12.04 LTS for free and the Official CD of Ubuntu for $5? I didn't know the difference.
Jan Freisler
  • 171
16
votes
2 answers

Unable to locate package chntpw

To overwrite a Windows 7 password, one can boot from a Ubuntu LiveCD and run chntpw. Unfortunately, installing chntpw is not so easy: $ sudo apt-get install chntpw E: Unable to locate package chntpw
Nicolas Raoul
  • 11,921
15
votes
6 answers

Installer gets stuck with a grayed out forward button

I have a CD with Ubuntu 10.10 and a laptop with Ubuntu 8.10. The laptop had all sorts of crud on it, and anything I wanted to keep was backed up on an external drive, so I was happy to do a wipe and reinstall instead of an update. So after a bit of…
TRiG
  • 2,006
15
votes
3 answers

What does "LiveCD" mean?

For example, I have seen the term "LiveCD" in this web page: https://help.ubuntu.com/community/LiveCDCustomization Why is it called a "LiveCD"? And is ubuntu-20.04.2.0-desktop-amd64.iso also a LiveCD image?
Chan Kim
  • 2,293
15
votes
3 answers

Will Ubuntu live cd/dvd work with no hard drive installed?

I have no hard drive installed, Only USB thumb drive. Will this be a problem?
Ringtail
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