Mozilla Firefox is a free and open source Gecko-based web browser. It is the current default for the Ubuntu desktop.

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How to use Firefox AppArmor profile with IcedTea Java plugin on Ubuntu 14.04?

Whenever I set up Ubuntu on a new system, I active the default AppArmor profile for Firefox via sudo aa-enforce /etc/apparmor.d/usr.bin.firefox Doing this on Ubuntu 14.04, however, makes Java ...
2
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0answers
86 views

Firefox-like Global Menu Integration

I'm using Ubuntu 14.04. The original Firefox integrate with Unity perfectly. I want to use Palemoon, but unfortunately, it has no integration with unity/global menu. I tried to look at the default ...
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0answers
15 views

Google lightning fast but all other sites painfully slow - ubuntu 12 lts -firefox and chromium wi-fi hotspot

Hi I am new to linux and have had a play with a few different distros (linux mint, ubunto 11, 12 and 14 and lubunto) over the weekend but I have a common problem I have found with browsing (happens ...
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2answers
24 views

Something I don't understand about Epiphany

I like to try out different web browsers, on windows sometimes I had 4 or 5 of them. Still that Firefox is my all-time favourite I was thinking about trying out the default Epiphany browser on Ubuntu ...
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6answers
3k views

How can an application (like Firefox) be forced to use a certain network interface?

I've two interfaces: eth0 and wlan0 on a notebook. Possible use cases: eth0 grants me Internet access, and wlan0 is currently connected to a router which does not have Internet-connectivity. For ...
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0answers
8 views

firefox globalmenu for zotero-standalone

As far as I understand it the source code of firefox is hacked in order to use the unity global menu. Zotero standalone (a really great program btw!) is based on the same architecture as firefox ...
2
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1answer
300 views

Undo close tab (Ctrl+Shift+T) not working in firefox

It is been some time that the Undo Close tab or Ctrl+Shift+T is not working and I am not able to recover even the tab I just closed. I have to manually open it again from history! How this problem ...
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1answer
320 views

WebGL not working neither in Firefox nor Chrome

I'm using Ubuntu 13.10 and finally managed to install the correct drivers for my nVidia card (using bumblebee) and glxinfo finally shows that I support OpenGL 4.20. So, lastly, for the project I'm ...
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1answer
34 views

“Error: cannot open display: :0.0” while starting remotelly Firefox

On my ubuntu 14.04 remote server, when I try to start Mozilla Firefox 32.0 from terminal, it through error as follow: $ firefox (process:6397): GLib-CRITICAL **: g_slice_set_config: assertion ...
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1answer
219 views

Website video slow/choppy; somehow fixed it briefly on Chrome (but not on Firefox), but problem resumed on restart

Watching video content on any website (youtube, news sites, TV sites etc) the picture is slow/choppy, not at all smooth. The sound is fine. I'm mainly using Chrome, which has the latest Flash enabled. ...
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0answers
18 views

Why does Firefox ignore the `304 Not Modified` status sent by the webserver?

For my site, Firefox 32.0 seems not to cache a CSS file of my Nikola 7.1.0 installation and ignores the 304 Not Modified response by the webserver. What also puzzles me, is that it sends the 2nd ...
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2answers
137 views

My flashplugin doesn't work on firefox

I have ubuntu 14.04. I'm using firefox to browse the web and it worked properly but just a few days ago after I used sudo apt-get upgrade and sudo apt-get update it keeps telling me to install ...
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2answers
4k views

Flash don't work Lubuntu 14.04

I had installed Lubuntu 14.04 and Flash don't work when I open with firefox a video of youtube or spotify web client or yes.fm I can see that the addon is ok: shockwave flash version 11.2.202.350 ...
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2answers
399 views

How to downgrade Firefox from 30 to 28?

I've accidentally sudo apt-get upgrade (while c/p-ing instructions to do something and failing to notice that it isn't sudo apt-get update) and it upgraded Firefox from 28 to 30. Now my menus are ...
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3answers
870 views

Slow DNS lookup after upgrading to 14.04

After upgrading my Kubuntu to 14.04 from 12.04, I got extremely slow DNS lookup in Firefox and Thunderbird. I have checked the communications with Wireshark. Launching e.g. http://vs.hu in Firefox ...
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0answers
8 views

Unable to browse specific websites with Netgear modem

I recently purchased a Netgear DGN1000v3 modem-router for my home. I was using a D-link DSL-2750U, before it started giving network disconnection issues in the last one month. I setup internet on ...
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0answers
255 views

High CPU usage in any browser

For about the last week, browsing the web from Chrome beta, Chrome stable, or firefox causes unusually high cpu usage. It Idles OK, but spikes a fair amount, but loading any page, with or without ...
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2answers
2k views

Can't open Firefox after upgrade to 13.04

I just upgraded my 12.10 to 13.04 with "great" difficulty, but a few issues persist. Firefox refuse even to open when I click the icon. I had to tweak a bit to complete the 13.04 upgrade, so it may ...
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1answer
29 views

Unable to Install firefox on ubuntu 14.04 with firebug

I have ubuntu with 14.04, but the firefox version is 28.0. I am not able to install firebug for that version. So decided to update firefox but did not get any success. Tried sudo apt-get update ...
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0answers
14 views

How do I ensure font settings in Unity Tweak Tool are used?

The menu bar in Ubuntu 14.04 LTS Trusty Tahr is in an (unknown) bold serif even though the font has been set to Deja Vu Sans. The search/location bar in Firefox is in the correct font, and the window ...
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1answer
25 views

firefox sound not available

I was using Oxford online dictionary. When I clicked the prunuciation button, a message popped up saying "Apologies, the sound is not available." Here is a screenshot. larger image: ...
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5answers
8k views

Firefox profile cannot be loaded after upgrade

I upgraded from 11.10 to 12.04, now when I try to run Firefox from the icon it pops up this: "Missing Profile. Your Firefox profile cannot be loaded. It may be missed or inaccessible." I already tried ...
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2answers
1k views

Livemeeting in ubuntu

I wanted to use microsoft livemeeting session in firefox browser. I have downloaded java7 tar file, then unzipped the same. Then I linked the plugin using below code sudo ln -vs ...
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1answer
16 views

uTorrent on Startup

I have installed uTorrent like is shown in the link. http://www.sysads.co.uk/2014/05/install-utorrent-3-3-ubuntu-14-04-13-10/ Every thing went smooth. After that I have add to the startup app comand ...
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1answer
14 views

What happens when I try to run firefox on a remote server from my local machine

I am connecting to a remote server through putty. whereis firefox shows that Firefox is installed on the remote machine. Now, I want to know what is going to happen when I run firefox. Normally, if ...
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2answers
1k views

Why does X-forwarding firefox take so long?

I ssh -X from Ubuntu to an Ubuntu Server, on which I've installed X, x11-apps and Firefox. Running xeyes shows the eyes, so I know that the X forwarding works. But when I try firefox, nothing happens: ...
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3answers
5k views

Firefox doesn't launch in Ubuntu 13.04

Firefox starts when I use sudo in the terminal, but not from the launcher. All the other apps work like a charm, just not Firefox. How can I fix this?
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24 views

web browser cannot load the facebook homepage, all other homepages work fine

my web browser cannot load the facebook homepage (Unable to connect Firefox can't establish a connection to the server at www.facebook.com.), all other web sites work just fine. I use firefox, but ...
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0answers
5 views

Firefox “email link” doesn't give Thunderbird window focus

Ubuntu 14.04 FF 32.0 Thunderbird 31.0 When on a web page, one can perform File -- Email Link. Ever since upgrade to Ubuntu 14.04, Firefox will send the link to Thunderbird, but will not give the new ...
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3answers
2k views

Firefox's “Open folder” opens Gwenview

Upgrading to 12.04 caused some problems to my Firefox. It seems like that Firefox doesn't know how to handle downloads. After some researches, I've found this solution : Kubuntu 12.04 Firefox and ...
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4answers
2k views

FireFox won't launch, “Error: Access was denied while trying to open files in your profile directory”

I cannot launch FireFox, as I'm getting the "Your Firefox profile cannot be loaded. It may be missing or inaccessible." error when I attempt to launch the latest FireFox in Ubuntu 13.04 (up to date). ...
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3answers
1k views

Firefox 15 hangs with Ubuntu kernel update

I recently ran updates and it told me that in order to get those updates I had to update my kernel. I did that and also updated Firefox to 15. Since then Firefox hangs/gray screens sites I go to. ...
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37 views

Firefox issues on Ubuntu

I am running Ubuntu 12.04 LTS, and I have several problems using Firefox 32.0 on it: when playing YouTube videos, the browser will crash making a reboot necessary sometimes when I close the ...
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1answer
810 views

how tell Thunderbird to open links in a certain Firefox instance?

I'm using Firefox and Thunderbird profiles for different activities and have them running as separated instances (processes) on different virtual desktops. This works great in general. But a big ...
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1answer
42 views

Unable to locate package firefox-trunk, trying to install Firefox Nightly build on ubuntu 13.10 [closed]

Tryed this googling and is the same in all links: sudo add-apt-repository ppa:ubuntu-mozilla-daily/ppa sudo apt-get update sudo apt-get install firefox-trunk terminal output: Reading package ...
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0answers
16 views

Cannot open Firefox, get the “Your profile cannot be loaded . It may be missing or inaccesible” prompt [closed]

Currently using 14.10, uninstalled and reinstalled firefox the other day and now I get the "Your profile cannot be loaded . It may be missing or inaccesible". I've done the sudo chown -R ...
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0answers
16 views

Ubuntu Firefox homepage temporarily showing Arabic

I've noticed this evening that the default Ubuntu Firefox homepage on Ubuntu 12.04 momentarily displayed Arabic in the titlebar and for the links. This first happened 15 mins ago then I rebooted and ...
0
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1answer
23 views

How to specify when a daemon should stop during system shutdown?

I have written a FUSE to combine a local and remote file system as one virtual FS. The problem I am seeing is that when the system shuts down (i.e. root issues a reboot), my FS dies before all the ...
0
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1answer
49 views

YouTube too wide on Firefox with Ubuntu, but normal with Windows

YouTube recently changed its layout, and along with that it became much wider on Firefox with Ubuntu. It takes up like 90% of the page, here's how it looks: On Windows (same version of Firefox), ...
32
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4answers
120k views

How can I make Firefox open magnet-links in Transmission?

I can't find out how to make Firefox open magnet-links in Transmission. There is no option to make it the standard program for magnet-links in its properties, and as I am not experienced with the ...
1
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1answer
45 views

Firefox spellcheck keeps changing dictionary to es_CU even after I changed to en_US in about:config

Running Ubuntu 14.04, but happened with 13.10 too. Also tried disabling language add-ons but no es_CU is there anyway. The about:config change works until I restart.
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1answer
258 views

14.04 - Old Firefox Version won't install, can't use profile manager

I'm new to Ubuntu. (14.04) Firefox comes default as version 31.x, but I need to use 29.0.1. I've tried following multiple instructions, whereby copying an old firefox (old v29) to the usr/bin ...
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2answers
92 views

Autostart program whenever a file is added to the Downloads folder

I have Lubuntu 14.04 LTS on my laptop for a few weeks now. I have been working on customizing the OS and such quite a bit, as well as installing everything that I need for daily usage. One thing I did ...
1
vote
1answer
129 views

Panoramtech ads on Firefox (ShowIP extension)

Since yesterday Noscript - the extension for Firefox, blocks a request to "panoramtech.net". After some researches, it seems that Panoramtech is a malware. How could my Linux system catch it? What ...
0
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1answer
58 views

Upgrade from firefox 31 to 32 fails

Firefox fails to update due to corrupted download (deb) Preparing to unpack .../firefox_32.0+build1-0ubuntu0.14.04.1_i386.deb ... Unpacking firefox (32.0+build1-0ubuntu0.14.04.1) over ...
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2answers
42 views

Firefox can't save download files on ntfs partition

Ntfs partition is configured by NTFS configuration tool. Other browser like chrome have no problem Showing: "The file could not be saved because you do not have the proper permissions. Choose ...
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1answer
38 views

Firefox address grey / blacked out - Google Chromium black square over links

Similar questions have been asked, but I have not found answer that works for me. This problem started a few weeks ago, but I have not been able to recall what had changed. The only changes I have ...
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2answers
5k views

How do I remove Inbox as my search engine?

Can anyone tell me how to remove inbox as my spammed search engine. I went to tools and removed everything and it will not remove... It will not allow me to use Google or yahoo. thanks bill
9
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3answers
2k views

Why does Firefox try to use Gedit to open .deb files

I am running Firefox 15 on Ubuntu 12.04. If I go to a website with a .deb link, Firefox downloads the file, then tries to open it with gedit. If I use Nautilus to open the .deb file, it runs it in ...
5
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3answers
3k views

Mozilla Firefox terribly slow on Ubuntu 14.04

It is being observed since my upgradation to Ubuntu 14.04, that the Firefox browser is terribly slow. Can anything be done about it?