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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68 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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54 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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21 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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55 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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87 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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73 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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23 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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38 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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25 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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86 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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69 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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31 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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14 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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85 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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37 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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44 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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267 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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76 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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35 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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239 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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63 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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85 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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179 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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277 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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69 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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496 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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39 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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32 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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108 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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347 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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25 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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107 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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55 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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476 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
364 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 ...
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198 views

Firefox is using too much memory and is freezing my machine

I have some 40 machines in our company. They are running Ubuntu 14.04 with 4Gigs of RAM. Very recently I noticed that almost on all machines Firefox browser is using around 1.2 to 1.5 GB of RAM and ...
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23 views

Plug-in Ristritto Image Viewer with Mozilla Firefox

In xubuntu , There is an application RISTRITTO to view images. I want to plug in this application with mozilla firefox to view any images preview in Mozilla browser. How can I plug-in.Please help.
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315 views

DRM issues 15.04

I am trying to watch NBC Sports on my Ubuntu machine. I currently have 15.04 installed. I have tried using both Chrome and Firefox. Chrome (updated) has flash 18, which is good. I've read though that ...
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117 views

Java Plug-in Crashed in Firefox 28.0 on Ubuntu 14.04 LTS

I just installed Oracle Java 1.8.0_51 .And set as it as by default.I also linked libnpjp2.so file in Mozilla folder in /usr/lib/mozilla/plug-in. But when I am going to verify java its show no java ...
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106 views

Apt-get Issues (and random crashes)

I'm running Ubuntu 15.04 (x64, i7, etc.). Everything has been working perfectly for a long time. However, this morning I was watching some videos online (YouTube) when Firefox crashed. I tried running ...
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352 views

Flash - Chrome Linux vs Chrome Windows

What is the difference between Flash in Chrome for Linux and Chrome for Windows? I am asking because in Ubuntu 14.04, Chrome will not play certain Flash-based live video streams (specifically ...
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219 views

Bangla font problem in blogger.com?

Could please anyone confirm me that the bangla fonts in any blogger site render correctly or incorrectly in their Ubuntu 14.04? Bangla fonts appear correctly in facebook.com and techtunes.com.bd ...
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155 views

Youtube/Downloading files eats all my bandwidth in Chrome

I'm using Chrome on Ubuntu 15.04 it works fine. Only problem is that when a download is in progress or i'm watching a video it eats all my bandwidth so I cannot open any other website until download ...
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533 views

I have installed flash player but it's not working

I have install flash player for my firefox but it show me error To view this page ensure that Adobe Flash Player version 11.1.0 or greater is installed.
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1answer
174 views

Ubuntu is using a proxy although it's disabled in the settings

I have a problem with the proxy settings in Xubuntu 14.04 32-bit. Sometimes I need a proxy so I apply it to "/etc/profile", "/etc/environment" and "/etc/apt/apt.conf". If I don't need the proxy I ...
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1answer
127 views

Firefox doesn't start

I am on ubuntu 14.04, and when I try to launch firefox 38.0 it won't start up and I get this message: Your Firefox profile cannot be loaded. It may be missing or inaccessible. This is what I get ...
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768 views

Alternative to Flash Player for Firefox

I want to find an alternative to Flash for Mozilla Firefox. In Chromium I am using Pepper Flash which is great so I want to know if there is something similar for Firefox. I have found a lot of ...
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342 views

I can only install Firefox Developer Edition

I installed Firefox Nightly Developer Edition so I could contribute to some of their open source projects. I'd like to change back to the original. I've uninstalled Firefox using the following ...
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179 views

System unity crashed in ubuntu 14.04 LTS

I am using Ubuntu 14.04 and many systems connected to the network, all system has the same problem. Firefox and Thunderbird are not working and not showing Desktop. Unity automatically crashed and ...
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18 views

How to know when a mozilla bug will be fixed?

This is not a technical, but an admin process question. I am a victim of Mozilla bug 872869 (https://bugzilla.mozilla.org/show_bug.cgi?id=872869#c73), which I understand (by reading the bug at ...