Questions about updates. This is a very general tag. If you have a tag that's more specific (e.g. the package name that your question is about) please use that one.

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176
votes
10answers
128k views

How to prevent updating of a specific package?

Because of bug #693758 I'd like to prevent apt-get upgrade and Update Manager from updating the "libgtk2.0-0" package. How can this be achieved?
72
votes
8answers
241k views

How to update kernel to the latest mainline version without any Distro-upgrade?

Currently I'm running Linux-3.0 and I want to update it to Linux-3.3.1 the latest stable kernel release as mentioned at http://www.kernel.org. Can I update to 3.3.1 in Ubuntu without any risk of ...
285
votes
9answers
652k views

What does “sudo apt-get update” do?

I am wondering what sudo apt-get update does? What does it update?
36
votes
3answers
111k views

How do I fix a “Failed to download package files” error?

After I installed Ubuntu , I cannot update any software with the error message "failed to download package files". After having googled, I have tried: sudo apt-get update sudo apt-get upgrade ...
45
votes
3answers
23k views

Should I upgrade to the “mainline” kernels?

Newer "mainline" versions of the kernel are available from the Ubuntu kernel team, e.g. 3.4 and 3.5, while Ubuntu 12.04 is on 3.2. What are the mainline kernels? Are they better than my existing ...
10
votes
4answers
4k views

Update Manager Error - Authentication Error

When I run Update Manager I get this error: This is what the error box says: W: A error occurred during the signature verification. The repository is not updated and the previous index files ...
62
votes
11answers
8k views

Why can't I update applications without upgrading the whole OS?

In Ubuntu, once a release is out the software one has installed receives security updates only. In Windows, I can get new versions of programs with new features. How can Windows do this and why can't ...
89
votes
5answers
46k views

How do I enable automatic updates?

Update Manager is constantly offering me updates (e.g. security fixes, updates from PPAs). How can I tell my Ubuntu installation to automatically download and install updates whenever they become ...
182
votes
6answers
142k views

How can I install just security updates from the command line?

sudo apt-get upgrade installs all updates, not just security updates. I know that I can use Update Manager to select only important security updates, but is there a way to do this from the command ...
99
votes
12answers
193k views

How to fix missing GPG keys?

I have just installed Ubuntu 12.04 and I added some repo, and when I did apt-get update, I got missing gpg key. Following command seems to doesn't work for me: apt-get update 2> /tmp/keymissing; ...
43
votes
6answers
43k views

How do I install the latest stable version of LibreOffice?

LibreOffice is seeing some dramatic improvements each version and subversion that goes out. I would like to have always the latest version of LibreOffice on my machine(s). I know of the PPA that ...
10
votes
7answers
26k views

How can I update Ubuntu offline without using Synaptic or Keryx?

I use Ubuntu 12.04 at my home and have good internet connection and my system works fine. One of my friend is having small office and he is thinking to switch from Windows to Ubuntu 11.10 or above. ...
50
votes
6answers
41k views

Where can I look up my update history?

Is there a place where I can look what updates I've installed?
13
votes
5answers
34k views

How to install Blender from the official website

I installed Blender from official Ubuntu repository but its version is always behind the version available from the official Blender website. I'm aware that I can launch the program within the ...
16
votes
5answers
24k views

How to skip kernel update?

I am running Ubuntu 12.04.1 LTS i686 on VirtulBox. Every time I check the updates, there's a new Linux kernel. If I install the new kernel, I have to install the Virtulbox Guest Additions again and ...
27
votes
5answers
27k views

How can I update youtube-dl?

I use youtube-dl to download videos for watching later offline. Usually, it works fine. However, due to frequent changes on the video sites, it sometimes requires a quick update. It wasn't a problem ...
1
vote
1answer
9k views

Update information outdated, “Failed to fetch cdrom” [duplicate]

I have a warning triangle on the top of my screen. When I click on it, it says that my update information is outdated. When I type sudo apt-get update && sudo apt-get upgrade into a terminal, ...
32
votes
4answers
3k views

When will Ubuntu include delta updates?

I'm tired of downloading 300mb updates. Windows has done delta updating since XP. It's just silly to download the whole thing if just a few bits of the package change.
300
votes
8answers
910k views

How to install updates via command line?

When I log into my web server via SSH I see the information: 88 packages can be updated. 80 updates are security updates I tried apt-get update then apt-get upgrade but each time I log in I still ...
17
votes
4answers
3k views

Why does Ubuntu only support versions for a limited time (and what does it mean)?

Why is it that Ubuntu only support a version for a limited time? Since I have been on this site I have seen many references to particular versions not being supported. What does it actually mean? ...
6
votes
0answers
454 views

How can I fix a 404 Error using the Ubuntu archives? [duplicate]

Possible Duplicate: How to install software or upgrade from old unsupported release? When running an update I get these errors: :Failed to fetch http://gb.archive.ubuntu.com/ubuntu/dists/...
31
votes
2answers
139k views

Update Ubuntu 14.04 to 15.04

Currently I have Ubuntu 14.04 in my laptop and now I want to update it to 15.04. I have Windows 8 and Kali Linux along with my Ubuntu. How should I update my Ubuntu to 15.04 without losing my other ...
28
votes
1answer
23k views

What does 'Ign' mean when running an apt-get update?

I had a bunch of errors in the output of sudo apt-get update: duplicate entries and 404 not found errors. Figured those out, I hope: I removed PPAs that didn't have any packages associated with them,...
16
votes
2answers
2k views

What is apt-fast and should I use it?

Several times over the past couple years, I've heard of people using apt-fast for updating and installing packages, but I'm not really sure what it does. I think I've traced its origin to this forum ...
83
votes
0answers
96k views

How do I remove a PPA added via command-line? [duplicate]

I added a PPA for updating my kernel for ubuntu-12.04. Later, I found that the kernel doesnot exist on the link within PPA. I used this command. sudo add-apt-repository ppa:kernel-ppa/ppa Now if I ...
23
votes
3answers
11k views

How to enable silent automatic updates for any repository?

I read here how to enable silent automatic updates for Google Chrome. However, I have other repositories like spotify, docky and others for which I would like to enable silent updates. I am trying ...
15
votes
5answers
231k views

Apt-Get Update: failure to fetch; can't connect to any sources

I realize there are dozens of "apt-get update: failure to fetch" questions (I read through all I could find), but my present circumstance is unique to 12.04 and it affects all sources; not just ...
6
votes
2answers
9k views

How to disable a particular PPA?

I want to lock updating from the ppa:ricotz/testing repository. I don't want to purge it. I just want to lock the updates from that repository. How do I do it?
13
votes
2answers
18k views

could not mount /dev/mapper/cryptswap1

I have just had a major issue with my Ubuntu 11.04 Natty which I think is going to end up in a reinstall :-( This is problem one of two so I've put them as two questions. For some unknown reason I ...
53
votes
2answers
37k views

“method driver /usr/lib/apt/methods/https could not be found” update error

sudo apt-get update E: The method driver /usr/lib/apt/methods/https could not be found. michael@Ubuntu:~$ sudo apt-get clean michael@Ubuntu:~$ cd /var/lib/apt michael@Ubuntu:/var/lib/apt$ sudo mv ...
9
votes
1answer
1k views

Are repository lists secure? Is there an HTTPS version?

Are repository updates secure? As a bear of little brain from the developer side, I cannot understand why the repository list is http://security.ubuntu.com and the other http(unsecured) sites listed ...
7
votes
3answers
5k views

Ubuntu 13.10, kernel still 3.8.0-31-generic

I updated from 13.04 to 13.10 but uname -r still says I am on 3.8.0-31-generic. How can i fix this and get 3.11 or 3.12 ?
8
votes
5answers
20k views

Why are updates downloading so slow?

All other connection speeds are normal, average download speed is about 2mbps but my updates are lucky to get to 100kbps. Updates and this website are the only things running any ideas what the ...
52
votes
2answers
27k views

apt-get stuck at 0 [Connecting to us.archive.ubuntu.com]

When I do upgrade it gets stuck here: user@plato:~# sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done ...
12
votes
5answers
47k views

How to fix “-5 No address associated with hostname error” while updating?

I am getting this error frequently while updating Ubuntu 12.04 LTS. How can I fix it? Log is: Ign http://archive.scrapy.org precise/main Translation-en Fetched 6,620 kB in 1min 21s (81.2 kB/s) W: ...
16
votes
7answers
88k views

How to resolve “dpkg: error processing /var/cache/apt/archives/python-apport_2.0.1-0ubuntu9_all.deb”?

Update Manager will not update even though I have over 100 updates to install. I get a error message like this: installArchives() failed: Extracting templates from packages: 29%% Extracting ...
5
votes
3answers
12k views

software updater failed to download repository information

When I run software updater it says that it failed to download repository information and to check Internet connectivity. I have Internet connectivity. How do I fix this? editing to add content of ...
1
vote
1answer
4k views

Problem after update: blue screen with only the mouse cursor

My Ubuntu 12.04 was normally updated through the Update Manager, something about gtk. Then I rebooted and now all that shows after the splash screen is a blue screen that only shows the cursor.
1
vote
0answers
3k views

Update manager generates 404 error while attempting update. Will not update [duplicate]

Possible Duplicate: How can I fix a 404 Error using a PPA? While running update manager in Ubuntu 11.10 Oneric Ocelot I receive this list of errors. > W:Failed to fetch > http:\\\us....
53
votes
2answers
24k views

There is no public key available for the following key IDs 1397BC53640DB551 [duplicate]

When I run the command: sudo apt-get update I got this following warning: There is no public key available for the following key IDs: 1397BC53640DB551 This is the only warning I got and I do not ...
48
votes
10answers
4k views

Can't update because the word prox* is blocked

I live in Ethiopia and the government blocks all urls with the word "proxy" in them. I couldn't use that word in the title above because that would make the url contain the word proxy. When I apt-...
5
votes
3answers
2k views

sudo apt-get update cancelled half way through, now cannot run sudo apt-get update [duplicate]

I'm a new user of ubuntu. It's been working fairly well so far. Today I've tried doing 'sudo apt-get update' and it's freezing after fetching data. This is the output: sudo apt-get update Hit:1 ...
13
votes
1answer
26k views

Ubuntu not booting: “Could not write bytes: broken pipes”

The problem When I boot Ubuntu 11.10, the boot process hangs, before even getting to the login screen of the display manager, with the message Could not write bytes: broken pipes at the top of the ...
16
votes
3answers
19k views

Ubuntu 14.04 LTS and Python 3.4.2

Is it possible update default Python 3.4 to 3.4.2? How?
26
votes
3answers
7k views

What is the “proposed” repository?

What exactly does this repository contain and why should a user either stay away from it, or add the repository?
11
votes
3answers
462 views

Why do I receive Software Update notifications if there are no updates available?

I keep receiving the following notification about new updates: If I then run the Software Updater, however, I don't receive any of these updates on Ubuntu 16.04. Does someone have the same ...
10
votes
5answers
7k views

How do I update Ubuntu?

How do I keep my Ubuntu install up-to-date with the latest versions of software?
6
votes
2answers
46k views

Problems with libGl, fbConfigs, swrast through each update?

I have problems when compile SFML-project(don't see any graphic): libGL error: No matching fbConfigs or visuals found libGL error: failed to load driver: swrast This error can be solved by simple ...
3
votes
1answer
324 views

Limit apt repo to a certain arch?

I have several repositories that don't have armhf (for RPi cross-compiler) binaries, so it always gives me a carp ton of 404 errors on updating package lists. it also prevents me from running do-...
4
votes
3answers
19k views

How to solve “Wrong sources.list entry or malformed file”?

I'm a new user of Ubuntu 13.10 so far so I don't have too much technical expertise. I recently tried to resolve a Skype installation issue and added some ppa involving binary-1386. Every time when I ...