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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2k views

How do I stop OpenDNS from redirecting single-word searches?

Every time I search for a single word in the Firefox address bar I am redirected to OpenDNS Guide search rather than my default search engine. How do I stop this? I have tried changing Keyword.URL in ...
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1answer
435 views

Unable to load Firefox Addons website on Firefox!

This is strange but since I have updated to Ubuntu 12.04 LTS from 11.10, some websites simply refuse to open in Firefox browser. I have not been able to install any addon since the site itself does ...
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696 views

Unity and Firefox are running slow

Just installed Ubuntu 12.04 on my laptop. All the applications are running quite slow, so is Unity and the web browser. For example HD quality Youtube videos are lagging and scrolling down pages lags. ...
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337 views

Thunderbird/Firefox with shared profiles (Lubuntu+WinXP)

I use Thunderbird and Firefox both on WinXP and Lubuntu 11.10. The profile folders are on the NTFS-partition of Windows and I'm sure that I've edited the profile paths correctly. Windows doesn't show ...
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1answer
23 views

chrome does not load certain pages

Hi I have some issues on chrome, I have ubuntu 16 and neither chrome nor firefox load any pages but youtube and fb. It loads google as well but only results of search and when I enter one of them it ...
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1answer
67 views

FireFTP Plugin in Firefox Stopped Working Suddenly

On my Mac, I load an Ubuntu VM 14.04 LTS via VirtualBox. Inside that, I load the Firefox browser and the FireFTP plugin. Without changing any settings on my Mac or Ubuntu, and after having a couple ...
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1answer
58 views

How to change Firefox drop-down menu color?

I've got the same problem as in that question: after the system update, Firefox drop-down menus became black. How can I change their color back to white? (I'm opening a new question because that ...
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1answer
124 views

I can't update or remove java 10.67.2 plugin in firefox 47.0

When I click on (plugin) update now it is blocked and I am re-directed to the update now button to update Java. I updated Java to version 8 update 91. I followed the instructions about removing the ...
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32 views

Firefox updated preferences & addons without asking?

I'm using Ubuntu 14.04 and Firefox 46.0.1. FF (Firefox) was completely closed. Then I opened it and suddenly: Several (about 5) tabs were automatically opened which were related to my addons. The ...
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31 views

Keep minimized windows minimized when restarting an app (Firefox)

I'm running Ubuntu Gnome 16.04 and I usually have multiple Firefox windows open, some of which I keep minimized for later use. When I close Firefox and start it again, those minimized windows are ...
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130 views

Pipelight flash plugin installation doesnt work with 16.04

I have recently installed 16.04 as a replacement for a 14.04. Reinstalling flash plugin with pipelight, I have followed the french ubuntu page for installing pipelight. Everything seems to work fine ...
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103 views

Ubuntu 16.04, Firefox: YouTube works, EarthCam.com doesn't

Ubuntu 16.04, Firefox Youtube - perfect, everything goes well. EarthCam.com - doesn't work. It seems like stop downloading page at the moment of start downloading flash. Some other pages with flashes ...
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124 views

Vimeo video not playing in firefox

Videos on vimeo don't play in firefox (nor embedded, nor directly on vimeo site). They load. I can see and move the player to see different pictures but the player does not start. Firefox 46 / ...
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153 views

Terminal Errors when I open Browsers

When I open a browser in terminal (I've tried Firefox and Google Chrome) I get error messaged. When I open Firefox it spits out the following message: Performance warning: Async animation disabled ...
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1answer
58 views

Remove Dependencies - I don't want to install them

PC Specs OS : Ubuntu 16.04 LTS 64 Bit After reinstalling ubuntu back on my laptop, I installed google-chrome-beta,virtualbox and opera-developer, I decided to remove LibreOffice and `firefox. I ...
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24 views

Cookies, how to configure on Ubuntu 12

I see no way to open up the browser and go in and configuring the cookie settings. Any one know how to do this with Ubuntu 12 edition.
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63 views

Kubuntu 16.04 command prompt (Alt+F2) and start menu opening only for 1 second

I got an issue with my new installation of Kubuntu 16.04. I installed it a few days ago and got everything running, but now I have a strange issue. Every time I open the start menu or command prompt (...
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1answer
102 views

Nautilus and smb bookmarks Ubuntu 16.04

For some reason when I download a file using Firefox, I cannot see my samba sites, even if I bookmarked them. I can see the bookmarked folders, except for the ones smb:. This is what I see whenever I ...
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1answer
82 views

Latest Ubuntu Update Affects Networking in VirtualBox

I installed the latest Ubuntu updates this morning, May 14, 2016 on two installations hosted by VirtualBox (4.3.28 on one machine and 5.0.20 on a second machine). After the Ubuntu update, the two ...
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1answer
25 views

Ubuntu 15.10: Firefox can connect to internet on corporate network, but system services cannot

I am running Ubuntu 15.10. I can see that i am able to access internet through firefox when I allow 'Auto detect proxy settings for this network' but the system services, like apt-get, etc. are unable ...
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43 views

Start firefox using apparmor (for extra security)

I'm having some trouble starting firefox with apparmor. Here's what I've run: $ sudo aa-enforce /etc/apparmor.d/usr.bin.firefox $ firefox /usr/lib/firefox/firefox: error while loading shared ...
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1answer
32 views

I've removed Firefox but keep getting prompts for English language pack

I've uninstalled Firefox, but keep getting English language pack for Firefox offered to me via the updater. Is there a way to make sure this never happens again? I just checked languages under system ...
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1answer
113 views

PepperFlash Problems

I need help with a 'Flash' issue on my 32 bit Ubuntu 15.10. While I am not a complete novice to Linux I am no means an expert, and it appears I need one that can talk a proverbial five year old ...
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1answer
90 views

Laggy Youtube performance

Youtube works fine in Windows, but in Ubuntu GNOME 15.10 video is very not smooth. Framerate drops, the lag is very visible when things move on the screen. both Firefox and Chromium have this issue, ...
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1answer
33 views

firefox / html5 video /wifi

Got the strangest experience. Firefox on Ubuntu (14.04) does not play html5 video (eg YouTube) it plays a few frames and then stops. When I disable my wifi adapter (button or software disable does ...
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16 views

Something resets my FireFox PAC file setting

I'm trying to set up proxy autoconfiguration in my FireFox 45.0 under Kubuntu 15.10. I'm specifying a path to PAC file in FF's Preferences\Advanced\Settings\"Automatic proxy configuration URL". It ...
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1answer
117 views

Warning of “unresponsive script” in Firefox

I am getting warning in Firefox about Unresponsive Script for the last few days and all commands lock-up. The script is said to be: https://apis.google.com/_/scs/.colq-IFOizNwoQA/cb=gapi./loaded_0:`...
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1answer
54 views

Italicized text disappears in Firefox & Thunderbird

after a fresh reinstall of Ubuntu 15.10 Gnome, I can no longer see italics in either Firefox or Thunderbird. More precisely: in Firefox, where text is typically pre-existing, parts of sentences are ...
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1answer
52 views

Is there any way to prevent application from changing volume level of my microphone?

I've recently switched from Windows to Ubuntu(15.10), it's my first experience with GNU/Linux and so far it was flawless except for one thing: During facebook calls(it's based on Skype afaik, but it ...
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1answer
57 views

How do I disable the F11 key?

I want to make a kiosk using Firefox, and I need the F11 key to be disabled so that the user cannot leave the fullscreen. On top of this, I want Firefox to startup in fullscreen as well. But the few ...
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1answer
380 views

“No plug-in detected” while live view of “Platinum CMIP7422-28M” IP Camera in mozilla fiefox browser on ubuntu 14.04

I want to view live video stream of "Platinum CMIP7422-28M" IP Camera. In windows, Internet Explorer after installing "web components" , I can view the live stream but not in Ubuntu 14.04 mozilla ...
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1answer
83 views

Keep Screen On When Watching Online Videos

I really like Ubuntu 14.04 so far. But when I watch a video on-line, I need to move my mouse every few minutes to avoid screen going black - highly annoying and doesn't make much sense when nearly ...
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1answer
36 views

Default download folder for pictures in Private Firefox

During a private window session in Firefox, pictures I want to "Right Click > Save Image as" seem to default into a different folder. Normal browsing and other downloads not using the above ...
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104 views

Removing the Firefox top panel

I would like to remove this top panel in Firefox (I'm using Firefox Developer Edition): I am running Ubuntu GNOME 15.10. How do I remove the top panel hilighted in the picture above?
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1answer
291 views

How to run a jnlp app on 15.10

I have trouble running a java app starting with java WebStart. I do have icedtea-netx installed (1.5.3-0ubuntu0.15.10.1), but when I try to run the app, I get the following error: +(CONNECTED ...
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1answer
65 views

New Ubuntu Installation Freezing

Warning, I'm new here I've just installed Ubuntu 15.10 on an empty drive. I have another drive in the PC with a Windows 10 installation. Everything on Ubuntu runs fine, until I open an app. Both ...
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1answer
90 views

Why system hangs up while using multiple tabs on firefox or chrome?

as I work with multiple tabs, no matter its firefox or chrome. Ubuntu system hangs down. I have 2 gb ram. What should I do? should I change to Lubuntu?
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1answer
197 views

Firefox doesn't play sounds in Slack desktop notifications

I'm not getting sounds in desktop notifications, specifically for Slack. I've experienced this on multiple hardware. I ensured I have Notify-OSD installed and have enable desktop notifications in ...
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1answer
356 views

How do i use “Can YOU Run it”

I have used ubuntu for quiet some time now, but im having issues with this program i want to use. I recently build a new computer, and wanted to use ubuntu (because its great), the problem is, i want ...
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1answer
73 views

Lost firefox tabs due to crash

I use the Save Session version 1.3.1.6.1 plugin in firefox to save my current sessions. I had kept 3 windows full of tabs for all almost a year when yesterday my firefox crashed. Now I can't find any ...
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1answer
555 views

Proxy Authorization Required

I am using Ubuntu 14.04 LTS(64 bit) Problem I am not able to access internet due to failed proxy authentication process. I have specified a proxy server in FireFox -> Network ->Manual.. As soon as ...
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1answer
42 views

Problem With Cursor

I have run into a problem recently where I seem to be able to click outside of a text box on the screen. It's hard to explain, so I included the image below to help demonstrate the problem (see the ...
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1answer
33 views

Keyboard shortcut for 'add 1 to URL' in firefox

I'm not sure where the best place is to ask this. In Firefox, you can add bookmarks with the 'urls' of javascript:(function(){%20var%20e,s;%20IB=1;%20function%20isDigit(c)%20{%20return%20("0"%20<=...
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1answer
113 views

LibreOffice Writer Completely Crashes My Computer

Computer - Laptop | Dell Latitude E6410 | Memory 3.18 GiB | Processor Intel Core i5 CPU M 520 @ 2.40GHz x4 | Disk 241.9 GB Operating System | Ubuntu 14.04.3 LTS 32bit (Left unmodified/as downloaded.) ...
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1answer
367 views

Apache 2.4.10 VirtualHost index page not shown

To see my description of my problem directly, see the Problem part. Context: Running XUbuntu 14.10 and Apache 2.4.10. I'm quite new to Apache so I'm trying to setup simple VH...with some success ...
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1answer
31 views

Does apparmor in enforce mode still logs?

I'm using apparmor with Firefox (enforce). I know that leaving in complain mode, apparmor will log what a certain program is doing. But I would like to know if it's possible to turn the "enforce" ...
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1answer
125 views

Problems installing Wget for firefox un Ubuntu 14.04 (along with fireget extension)

I followed the the instructions in HOWTO: install Gwget and Fireget Firefox extension but when I'm trying to compile Gwget (using instruction in the INSTALL file) I have the following error messages :...
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1answer
63 views

PNG images are viewed by Firefox

General problem start with seting default application for viewing png files as a Shotwell. If your default image viewer is Shotwell Viewer, your PNG files will be opened with Mozilla Firefox. Why is ...
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497 views

Install/Enable Adobe Flash Player debug version in Ubuntu 14.04 for Firefox (if possible for Chrome too)

I found many different solutions similar to each other on the web, but obviously they are outdated. It's suggested to download the flash player from here https://get.adobe.com/flashplayer (Nothing ...
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1answer
452 views

Error when trying to install ubuntu-restricted-extras

I'm trying to run webgl apps in my web browser but whenever I try to, nothing happens so I did some googling and found that ubuntu-restricted-extras can be installed to enable webgl. One of my friends ...