Lubuntu is a lightweight distribution based on Ubuntu. It and the default applications included use minimal resources. As of the 11.10 "Oneiric Ocelot" release, Lubuntu is an official Ubuntu derivative. Lubuntu uses the Openbox window manager.

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Why do top and lxtask show different degrees of memory usage?

Why does top show 730MB of RAM used, but the "Task Manager" shows 190MB? Some more information on my system: Lubuntu 14.04 VirtualBox Screenshots:
7
votes
1answer
5k views

How do I set the default size of /dev/shm?

I'd like to change the default size of /dev/shm in Lubuntu 11.10 (also known as /run/shm now, I guess). It doesn't seem to appear in my fstab: # / was on /dev/sdb5 during installation ...
7
votes
2answers
1k views

Can't send file to smartphone via bluetooth in Lubuntu?

I'm a new Lubuntu user (never used any Linux OS before). File Manager --> Preferences --> Bluetooth Manager I can't seem to send a file to my smartphone. I click the bluetooth icon on the task bar, ...
7
votes
5answers
3k views

Make the sound louder in Lubuntu

I have a Toshiba r835 running Lubuntu 11.10. Turning the volume slider up all the way doesn't give very loud sound. I've tried typing alsamixer in a terminal and turning up all the levels there to ...
6
votes
10answers
1k views

Top software to install on Live USB drive, for Windows recovery purposes

I installed the latest Lubuntu image on a pen drive(2GB), using Ubuntu's Startup Disk Creator. My goal for this pen drive is for maintenance of old Windows XP machines. What software should I install ...
6
votes
1answer
18k views

How to install Guest Additions in Lubuntu 13.04

I downloaded virtualbox-4.2_4.2.12-84980~Ubuntu~raring_i386.deb (63.9 MB) and Oracle_VM_VirtualBox_Extension_Pack-4.2.12-84980.vbox-extpack (11.6 MB) from ...
6
votes
2answers
11k views

How do I change my wallpaper in Lubuntu?

About 2 days or so I upgraded my version of Lubuntu from 11.04 to 11.10. But the problem is that I now don't know how to change my wallpaper. Google doesn't give me any answers.
6
votes
3answers
3k views

How can I make smaller pop-ups on Lubuntu?

I want to see smaller pop-ups but where have I to go to configure this?
6
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2answers
6k views

Lubuntu vs. lubuntu-desktop

I've heard that Lubuntu consumes less resources than Ubuntu. Is it because of the fact that Lubuntu uses different desktop environment and window manager? If so, would it be equivalent to install ...
6
votes
2answers
18k views

How to restore the default Lubuntu panel?

I accidentally deleted the whole panel. How can I restore the default panel? UPDATE: I found a minimized panel on top. But I have 2 more questions. Now I have a small panel that has a network ...
6
votes
2answers
2k views

Why does the Lubuntu minimum install say that it requires 10.7 GB of available drive space?

I have a 4GB Dell Mini 9. I used UnetBootin following the instructions at pendrivelinux.com. I have tried Xubuntu minimal install, Lubuntu minimal install, and vanilla Lubuntu, and all result in the ...
6
votes
2answers
5k views

Running a startup program in terminal as sudo

I need to run a python script in a terminal, myscript.py at startup (on Lubunt). This script requires root. I've setup a .desktop file that runs the following command: lxterminal --command="python ...
6
votes
1answer
5k views

How do I install KDE or XFCE or LXDE to an Ubuntu 12.04 system with no internet connection?

How do you install a desktop environment such as KDE without an Internet connection in Ubuntu / Linux Mint? I want to install KDE 4.8.3 in Ubuntu 12.04 LTS without an Internet connection?
6
votes
1answer
4k views

How do I install the Lubuntu Software Center?

I'd like to install the lubuntu software center on lubuntu 11.10. Here is the launchpad project, they have a PPA
6
votes
1answer
467 views

Why so many files in /usr/share/app-install/desktop?

For 14.04, I'm trying out Lubuntu LTS. If I run ls -l /usr/share/app-install/desktop, I get a list of 3085 .desktop files. All except one are dated Apr 18. The exception is: -rw-r--r-- 1 root root ...
6
votes
1answer
637 views

Is it possible to install and run Thunar 1.5.1 in Lubuntu 12.04?

I hear that a new Thunar (with tabs!!) is ready - see this. I have added the PPA and run the update and upgrade commands but I still have Thunar 1.2.3 In Synaptic, Thunar looks ready for upgrade: ...
6
votes
2answers
2k views

How can I install Ubuntu 'alongside' Lubuntu?

I'm using Lubuntu 11.10. That's great, but sometimes I miss Ubuntu's eye-candy. I can install Ubuntu 'as a layer' on Lubuntu, so I'll be able to choose the 'layer' in the login screen. But doing this ...
6
votes
1answer
546 views

How to force user to type username & password for LXDM Login Window Lubuntu

Is it possible to remove the drop down box with the list of users on the login window to Lubuntu and replace it with a text field that forces the user to type in both the Username and Password. ...
6
votes
1answer
317 views

Why won't windows remember their size in Lubuntu?

If I close a window, I expect it to remember the size it was, and reopen the same size next time. On Lubuntu, this isn't happening. I close a window, and the next time I open that app, the window ...
6
votes
1answer
481 views

Will GNOME3 installation break Lubuntu?

I installed Lubuntu on my netbook and I'm wondering whether it is safe to install GNOME3 via PPA or if it will break the system just like in Ubuntu. My logical thought is that since there is no GNOME, ...
6
votes
1answer
808 views

Redshift doesn't work with Lubuntu [duplicate]

I have a problem running a program called Redshift. When I open it it closes immediately. Here is the error when I try to run it from the terminal: $ redshift (process:3525): GLib-GObject-CRITICAL ...
6
votes
1answer
346 views

How to run a script when password is entered at the lock screen?

To toggle the enabling/disabling of my notebook's touchpad according to connected USB mouse, I used touchpad-indicator, which runs a daemon to monitor connected devices and take appropriate action. ...
6
votes
1answer
140 views

Conflict between variable substitution and CJK characters in BASH

I encountered a problem with variable substitution in the BASH shell. Say you define a variable a. Then the command $> echo ${a//[0-4]/} prints its value with all the numbers ranged ...
6
votes
3answers
3k views

How to boost volume in lubuntu 11.04 on laptop

The audacious audio player volume is fine, but when I try to watch videos on youtube the volume is far too low. Is there a way to boost the overall sound? THank you for your time.
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5answers
2k views

Lubuntu - Disable screen saver…for real this time?

I know this has been asked multiple times. I have tried multiple things, however nothing I seem to do stick. I am trying to disable the screen saver/screen blanking on Lubuntu 14.04. I've tried the ...
6
votes
3answers
827 views

Is it possible to write protect a flash drive? [duplicate]

I want to write protect and unprotect it to keep files from being formatted whenever people use it in a windows PC. I don't want people to delete my school work and I bring this to school and use it ...
6
votes
1answer
2k views

Neither suspend nor hibernate in 12.10 lubuntu - is there a workaround by scripts?

I've neither suspend to ram nor to disk in 12.10 lubuntu (i suspect there might be a kernel issue but i'm only a simple user). Also, the xfce powermanagement which comes with lubuntu by default does ...
6
votes
2answers
448 views

How to see the full file name on the Lubuntu Desktop?

If I have a file with several characters in it, only a certain number of initial characters is displayed on the Lubuntu desktop and Xfce desktops. For example, I have a file titled, ...
6
votes
3answers
4k views

SD card is not mounted in Lubuntu

I have a 2GB Transcend SD card for my Camera but when I entered it in my laptop's SD slot then it is not mounted automatically by Lubuntu. I did not have the same problem with Ubuntu. I can not see it ...
5
votes
2answers
5k views

A lot of `gtk-warnings` in terminal. Is this serious?

I had a lot of problems with my system and had to reinstall it. One of them was these very messages. After reinstalling the system and using the same icons, I get the warnings again and am wary of ...
5
votes
4answers
17k views

How do I edit the menu in Lubuntu?

Main menu (alacarte) cannot record changes as it should. Some time it does, but randomly and rarely. Is this a bug? This question is not a clone of this one. In that case the Main menu would not ...
5
votes
2answers
3k views

Typing in Hebrew with Lubuntu

I'm at a loss as to how to make the Hebrew keyboard layout/input work. The following methods do not work: "Download Hebrew language support. You can do this from the Install/Remove Languages ...
5
votes
2answers
3k views

Can I add “open in terminal” to the right-click mouse menu in Lubuntu?

In vanilla Ubuntu, there is a quite useful application called Nautilus-open-terminal, which allows the user to open the terminal in any folder by simply right-clicking and selecting "Open in ...
5
votes
2answers
2k views

Error when running gtk-redshift

I'm getting this error when I run gtk-redshift from the CLI (it just doesn't start if I start it from the GUI): (process:3862): GLib-GObject-CRITICAL **: g_type_instance_get_private: assertion ...
5
votes
3answers
13k views

Stop Xscreensaver from locking screen once screensaver starts

I have installed Lubuntu 12.04 and was wondering if there was a way to keep it from locking the screen when the screensaver starts? The "lock screen after X minutes" box is unchecked, so that is not ...
5
votes
3answers
6k views

How to turn numlock on by default on startup on ubuntu 10.04 using LXDE?

What is the standard way to turn numlock on by default on startup on lubuntu 10.04? Lubuntu installs LXDE. I saw some aother solutions for other flavours, but maybe there is a special setting for the ...
5
votes
2answers
2k views

Does Lubuntu use all the latest drivers etcetera?

I have a fast machine - let's say Intel Core i7, SSD drive, Nvidia GTX 560 card. I don't need an eye-candy system. I still need to perform it properly, that meaning have latest drivers, use my ...
5
votes
3answers
8k views

No sound on Skype

I use Skype for Ubuntu, but there is a problem: I cannot send and receive sound. When I open the Skype's options window in the sound and microphone devices it says that in all I use a "virtual ...
5
votes
1answer
8k views

When will the next LTS version of Lubuntu be released?

12.04 was an LTS for Ubuntu but not for Lubuntu, hence this query.
5
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1answer
9k views

Start LXDE with Lubuntu configuration using command

On my computer I have a neat little Lubuntu installation running. It loads a nice LXDE desktop themed with the nice Lubuntu theme whenever I use lxdm to login. When I use the startlxde command to ...
5
votes
2answers
1k views

How to boost mplayer (SMPlayer) sound (in Lubuntu)?

I am thinking of the useful feature present in the MPUI video player (mplayer for windows) that can enable volume boost to impressive levels (not from the volume slider, but just from the mouse ...
5
votes
2answers
4k views

How to set LibreOffice to suggest corrections in English-UK in Lubuntu 12.04?

I want to be given correction suggestions while setting a text in LibreOffice to English-UK. Now it works for English-US, French and Romanian, as these are the languages that I have installed in ...
5
votes
3answers
294 views

Are softwares installable on ubuntu also installable on Lubuntu?

I have a very low end PC, 512MB, and I'm thinking of switching to ubuntu. But I want the lightest one possible, I did a few searches and came across Lubuntu. Are softwares installable on ubuntu also ...
5
votes
1answer
4k views

Disable desktop switching with the scroll wheel in Lubuntu?

I still want to keep my multiple desktops, I want to disable switching desktops with the mouse.
5
votes
1answer
951 views

Something like 'Mac OS X exposé' / 'Compiz Scale' / 'KDE Present Windows' in Openbox / LXDE / Xfce?

Is there a DE-independent utility to show all windows beside each other (i.e. emulate Mac OS X Exposé behavior) in more lightweight DEs like Openbox, LXDE or Xfce? Something like this:
5
votes
1answer
19k views

How to access Samba shares in Lubuntu 12.10

Lubuntu uses PCmanFM as it's default file manager. I want to access my samba share with PCmanFM to upload and download files. I've already installed the "samba" and "cifs-utils" packages and thier ...
5
votes
2answers
2k views

Cannot find firefox in Lubuntu desktop

I have just installed lubuntu-desktop on top of ubuntu 12.04. I understand that chromium is the default browser in lubuntu but I was expecting Firefox to show up under the Internet menu. It is ...
5
votes
2answers
2k views

Run python script IN TERMINAL after Lubuntu login?

I've spent the night trying to figure out how to run a python script in a terminal at startup. Adding it to init.d will run the script, but I don't see a terminal window or any other indication the ...
5
votes
2answers
992 views

Does the HUD work in Lubuntu?

I have a Lubuntu install, and have noticed that the HUD that goes along with something called Unity does not appear when I tap alt. I learned about the HUD from the notes about the most recent Ubuntu ...
5
votes
2answers
2k views

Why don't Qt4 apps in Lubuntu pick up the GTK theme? [duplicate]

I've installed Lubuntu and replaced the default players with Clementine for audio and VLC for video. The problem I have is that neither pick up the GTK theme, the way they usually do in Gnome/Xfce. ...