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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15
votes
5answers
14k views

How can one make Firefox ignore my GTK theme entirely?

I have a dark GTK theme installed in my Ubuntu 10.10 install and a persona installed for Firefox that I also like. The problem is that Firefox is using my dark GTK theme for items like buttons and ...
0
votes
1answer
47 views

I cant type on Firefox in my new m10 tablet [closed]

Why the typing on Firefox dosent work?is it working with keyboard, and not touch screen ? Thanks
3
votes
1answer
57 views

How to disable cache in Firefox?

From this answer I learned previously how to disable the Firefox cache completely, however I have found that in the latest version (don't know when this change was made, but I think rather recently) ...
3
votes
3answers
5k views

How to disable dark theme on webpages in Firefox?

I switched to a dark theme (Dolorean Dark). I like it and I think--it is better for eyes. However I have problems in some web pages. Most pages are intended to be shown on white background. On dark ...
3
votes
1answer
554 views

Firefox ignore GTK theme for localhost stuff

I know this is pretty much a duplicate of How can one make firefox ignore my GTK theme entirely?, but the answers on that one are no permanent solution. It works by launching firefox from the terminal....
1
vote
2answers
24 views

How know to if an application was installed using apt-get or not?

I would like to know (I can't remember) if I installed Firefox and other applications using apt-get or if I download them from their official site and installed them manually. How to know that?
-1
votes
1answer
42 views

I am not allowed to log into my gmail account. Why not? is this a ubuntu thing, and how do I resolve it since there is no one to help [closed]

I am trying to log into my gmail account but am not being allowed to, says my pass word is incorrect (it is not ) and I'm told that I must have cookies enabled but Firefox (in Ubuntu) won't let me Why ...
3
votes
4answers
864 views

Is the Flash plugin on Chrome safer than Firefox?

I was always very happy with Firefox and never felt the need to change to Chrome. But Adobe has stopped supporting Flash on Linux and Google has taken over this task. Though Google only supports its ...
0
votes
1answer
150 views

Minitube and smtube not able to connect to youtube, but youtube works fine in browser

I have a Raspberry Pi running Ubuntu Mate 15.04 and have noticed that Youtube runs pretty slowly on it. I decided to try installing Minitube, but it said that it couldn't download "gdata.youtube.com/...
3
votes
1answer
34 views

Install firefox without locales?

I wish to install Mozilla Firefox without having to install non-english locales. They occupy space and need to be downloaded with each update which seems a waste of storage and bandwidth.
0
votes
1answer
88 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 ...
0
votes
1answer
62 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 / ...
2
votes
2answers
4k views

Setting system wide preferences in Firefox

I am trying to figure out how to deploy a set of Firefox defaults (some changeable some not) to a series of Ubuntu Desktops. The machines are running Natty and Firefox 6. I would like to install this ...
0
votes
1answer
66 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 ...
9
votes
7answers
4k views

Firefox Slow Performance

I have to say, firefox on ubuntu's performance is attrocious. Very quickly it gets into 100% cpu use (thank god I have multiple cores) and hundreds of megs of ram. Even closing tabs does not help the ...
3
votes
2answers
394 views

How to fix bangla fonts problem in firefox?

I am facing some problem in firefox browser in Ubuntu 16.04 LTS. It is not showing Bangla fonts properly. How to fix this?
0
votes
0answers
38 views

Session manager has amnesia

I've noticed that my browser slows with too many open tabs, which usually prompts me to reboot, but session manager is very spotty, sometimes remembers, other times not. Lately I keep getting this ...
0
votes
0answers
44 views

I can't figureout how to download youtube videos with the help of uget and flashgot addon

I am on ubuntu 14.04 and have installed uget from the official ppa and also installed flashgot addon for firefox. In addition I have also downloaded the aria2 plugin and enabled it in the plugin ...
1
vote
1answer
4k views

Firefox cache2 'doomed' folder

I was recently looking in my Firefox cache as I have made it so that it does not cache: And I found this folder called doomed: /home/arthur-dent/.cache/mozilla/firefox/k29gs42c.default/cache2/...
0
votes
0answers
21 views

Problem when starting Firefox Developer Edition on Ubuntu 14.04 LTS

I've installed firefox-48.0a2.en-US.linux-x86_64 on Ubuntu 14.04 LTS. When I start the firefox binary I get the following WARNING 1463824852783 addons.repository WARN cacheEnabled: Couldn't ...
1
vote
0answers
2k views

WebEx on Ubuntu 15.04

I can't get webex to work. When I click start "Enter Room" it gives me the helpful error of: "Your browser, browser version, or operating system is currently unsupported." I've tried the ...
0
votes
1answer
191 views

Twitch.tv does not work, Lubuntu 16.04

I started playing around with the Lubuntu I managed to install yesterday. Everything is great so far, but I ran into one problem. Twitch.tv does not work (in Mozilla Firefox). The player is black, ...
4
votes
8answers
1k views

A adware has infected 2 browsers

A weird adware is popping up every time I open a .com website and shows ad or redirects the page. In chrome, I'm not even able to open an ordinary .com page because it immediately redirects to ...
0
votes
1answer
78 views

Firefox 46 keeps crashing on xubuntu 14.04

Every time when i open firefox it keeps working fine and after a couple of minutes it crashes. I have gstreamer and flash installed so I am not sure what is causing this. Here are the error details: ...
4
votes
1answer
180 views

How to fix the scrollbar new behaviour in Firefox

This question has already been asked (How to fix GTK3 scrollbar behavior) but I don't know how to implement the answer: If I click in the scrollbar below or above the thumb it moves to the spot I just ...
0
votes
0answers
11 views

Upgraded to 12.04 and can't log in to Firefox

I use a desktop computer. After upgrading Ubuntu to 12.04, I was/am no longer able to log into Firefox. I went to All Settings|User Accts. I am listed as the Administrator; under Login Options is the ...
0
votes
1answer
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 ...
0
votes
1answer
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.
0
votes
0answers
35 views

Flash settings doesn't appear Firefox

Fresh install of Ubuntu 14.04 with all updates applied. Launch Firefox, and go the flash about page, and right click to click on flash area to go to Global settings (settings option is disabled). ...
1
vote
2answers
2k views

Can't get firefox to render the right size in a headless xvfb instance

I can start the xvfb instance just fine Xvfb :1 -screen 0 800x600x24 I can then launch firefox and have it load correctly but the window is always smaller than the resolution I set during the xvfb ...
3
votes
2answers
2k views

Running Xvfb with firefox

I´m trying to run headlesless firefox with this command sudo xvfb-run -a firefox http://google.com so i get this error (process:9000): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size ...
0
votes
1answer
100 views

how to run “gradle run” through xvfb?

What are the equivalent directions for Ubuntu? On your CentOS 6.3 host Follow these steps to set up a CentOS 6.3 host to run headless Selenium tests with Firefox. sudo yum -y install ...
0
votes
0answers
25 views

Session timed out on https connection on Ubuntu but not on Windows 7 or Android

When connecting in Firefox running on Ubuntu 16.04 to our corporate website which uses https with client certificate authentication, I get a timeout after 4-5 minutes and have to login again. Doing ...
0
votes
2answers
120 views

Firefox doesn't render Dravidian scripts (Telugu, Tamil, etc.) in 16.04

I upgraded to 16.04 and all Dravidian pages (in Kannada, Malayalam, Tamil and Telugu) have become blank rectangles. No problem with the Nagari-based North Indian languages (Hindi, etc.). The other ...
4
votes
1answer
50 views

How to package a browser plugin and a gui app in a snap package

My app is a gui app (qt) and a browser plugin. The plugin is used only for firefox. When the user clicks a button I want to open my gui-app. I would like to use a snap package to do this, but I can ...
-2
votes
1answer
65 views

When will the latest released of Firefox, Thunderbird and Clamav be available in the repository

RE: Firefox - v46.0.1 released 5-3-16 - currently running v46.0 Thunderbird - v45.1.0 released 5-10-16 - currently running v38.7.2 Clamav - v0.99.2 released 5-3.16 - currently running v0.98....
3
votes
1answer
320 views

How to create a custom splash screen for a program?

I am currently building a client for our users at work with Ubuntu MATE 15.10 and Plank as a dock. But when I click for example the Firefox icon in the dock nothing happens until it suddenly pops up ...
16
votes
2answers
27k views

Can I use Chrome's Pepper Flash with Firefox?

As Adobe no longer supports Flash on Linux (see "NOTICE" below), is there a way to use Chrome's Pepper Flash plugin with Firefox? NOTICE! Flash no longer is supported for Linux EXCEPT as part of ...
0
votes
0answers
33 views

Program (firefox and others) windows all start maximized since 16.04 install Ubuntu Gnome

I just did a fresh install of Ubuntu Gnome 16.04 and ever since every time I start Firefox it starts maximized (covers the whole screen). This also happens whenever I open a new window from an already ...
0
votes
1answer
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 (...
0
votes
1answer
40 views

Videos Full Screen to the Wrong Monitor

I am using firefox. If I open one video using flash player in full screen in the second screen it opens in the first screen, This problem is only in the firefox. In chrome, I do not have this problem. ...
0
votes
0answers
52 views

Laggy browser when opening Facebook or Youtube

Whenever I open YouTube or Facebook or any video streaming website, the browser keeps on crashing and the whole system becomes slow. Without opening Facebook or YouTube I don't get any lag, even ...
0
votes
1answer
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 ...
0
votes
1answer
269 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 ...
0
votes
2answers
167 views

Can't read text in web forms since firefox uses dark theme by default

Since a couple of years, I have the dark desktop theme by default. Since I upgraded to Ubuntu Gnome 16.04 a week ago, firefox upgraded with it, and it now uses a dark theme as well. That's okay with ...
0
votes
1answer
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 ...
1
vote
1answer
13k views

How to install Waterfox browser on Ubuntu 12.04?

I want to install the 64 bits version of Firefox - Waterfox on Ubuntu 12.04 system. Since the browser is not available in the software center and I was not able to find any examples of installing it I ...
1
vote
0answers
346 views

Flash Player Videos Not Loading in Ubuntu 16.04

Flash player does not seem to work properly on some sites in Ubuntu 16.04. Try this sample link: http://www.hotstar.com/the-secret-life-of-pets-trailer/1000071647 In firefox, it shows "movie not ...
7
votes
3answers
2k views

How do I change the default browser?

Despite Chromium being set as my preferred web browser under "System Info", when I click a link in an IM window of Pidgin, it opens in Firefox. How do I make it so that links open in Chromium? I am ...
0
votes
0answers
32 views

Adding Fonts to home/.fonts changes firefox fonts

I added about 35 free fonts that I downloaded off the internet into ~/.fonts (the folder didn't exist so i made it). This in Ubuntu Gnome 16.04. I added the files mainly for image editors but not just ...