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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3k views

Whatsapp Web QR code not loading on Chrome/Firefox on Ubuntu 14.04

I am trying to use the service https://web.whatsapp.com/ on Chrome/Firefox on Ubuntu 14.04 LTS (Dual boot Windows 8.1). But the QR code that needs to be scanned by the Whatsapp mobile app is not ...
1
vote
1answer
9 views

Ubuntu Mozilla Security, do I need this? General questions

I was searching for info on enabling/disabling javascript in firefox, some pages I need to have it function and without the java they're broke. I came across this and was wondering is this something ...
5
votes
3answers
5k views

Firefox 39 crashing

I already asked this on Firefox support but still no anwer so maybe someone here knows how to fix this. After I updated Firefox to version 39 I can't use it at all, it crashes all the time, I ...
18
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6answers
37k 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?
2
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3answers
334 views

Firefox 43.0.4 on Ubuntu 15.10 incredibly slow to load pages

Since a few days now, I think since the last Firefox update, but I can't be sure, because I've been away for a few weeks until Jan, 10th, Firefox is practically not usable any more. It takes forever ...
2
votes
1answer
51 views

If I compile Firefox instead of binary install it will work faster?

Many times I hear that software compiled at my hardware will work faster at my hardware. Can I win 10% of performance of Firefox or Chromium if compile from source?
8
votes
4answers
4k views

How can I fix TTF fonts' ligatures (tt, ti, fi, ff, etc) in Firefox?

With certain Windows fonts there is a display issue where ligature-kerning seems to flip out and make the two letters bold. Here's a screenshot of an email using Helvetica in Firefox: As you can ...
3
votes
2answers
7k views

Firefox default download directory on Xubuntu

I am not much familiar with Linux and cannot find the default directory where the Firefox stores downloaded files. Firefox' Preferences window says just "downloads" without any path to the directory.
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0answers
47 views

Firefox 44 Crashing on certain videos

I'm running into an issue where firefox keeps crashing when I run across certain videos. This happens particularly when I scroll through facebook and run across an embedded html5 video. The response ...
7
votes
1answer
2k views

Ctrl+F4 doesn't work in KDE for Firefox / Chrome / Chromium

I observed that the shortcut for closing a tab in Firefox/Chrome/Chromium (Ctrl+F4) doesn't work on KDE. It seems it is being intercepted by KWin. Is there any fix or workaround for this problem?
18
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3answers
3k views

How to get back unity webapps to firefox integration?

I can't believe that there was not a question or open issue for this before. I've recently installed ubuntu 14.04 along with my favourite webapps; and I, unfortunately, realised that they're not ...
0
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3answers
5k views

how do I config a Foscam FI9821W IP camera on Firefox

I'm running Ubuntu 12.04 and Firefox. I've got a Foscam FI9821W IP camera and I'm trying to get live video on Firefox. Then I want to add to zoneminder. I opened the IPCam Client page and downloaded ...
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0answers
25 views
+100

xdebug stack as links to netbeans

I am trying to make the xdebug stack links to open files directly in netbeans, here is what I have done so far: I created an executable file /home/user/bin/netbeans.sh (which I chmoded +x) ...
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0answers
8 views

On screen keyboard looses focus when searching in firefox

I use onbaord to type. When I type into the Firefox search box, onboard immediately looses focus. This has the annoying effect that I need to double press each key for it to be typed into the ...
0
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0answers
19 views

Unclear graphics in Ubuntu 15.10

When I try to use Firefox or Google Chrome browser or PDF reader, I cannot read the text properly. The characters are unclear (see screenshots). I have already installed the Intel G31 graphics driver ...
6
votes
3answers
10k views

In youtube, There are just 360p and 720p options .(no 240p,480p and 1080p)

A couple of days before, everything is working perfectly good. But After last Ubuntu update -also flash player has updated- (I just think that was occurred after update but maybe not) I can not watch ...
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0answers
15 views

Apps pause after switching accounts in Ubuntu 14.04

I am running automatic scripts (Instagram Liker) using iMacros (A Firefox PLugin) on an Ubuntu Machine. I have two accounts on the same computer. One for running my scripts and the other for family ...
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0answers
75 views

Firefox not displaying fonts after updating to ver 44

I use Ubuntu 14.04. Before updating Firefox to 44, the Urdu fonts were displaying perfectly. All I had to do was copy the ttf file to home/user/.fonts/ and in Firefox Preferences->Content, change the ...
5
votes
2answers
76 views

How to set firefox so that it asks for profile while opening?

How to set Firefox so that it asks for profile while opening. Can I edit the Firefox binary for the same ? if yes, how can it be possible ?
9
votes
3answers
22k views

How can I get chromium-browser to run fullscreen (not kiosk) in 12.04?

I have created a restricted user which logs in automatically and Chromium runs the default home page with the screen starting maximized but I want it to run in fullscreen (F11) mode. I tried kiosk ...
0
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0answers
23 views

Ubuntu 15.10 Right mouse button on unity task bar opens always firefox and does not open context menu within Firefox window

Recently installed ubuntu 15.10 desktop on an asus eee slate ep121 Tablet PC with defaults. Attached it to a hdmi TV, with the internal screen disabled. Problem is that on the unity task bar and ...
4
votes
2answers
344 views

Firefox freezing on youtube

The title says it all. Once I try accessing youtube, firefox freezes and I have to force kill it with killall firefox or xkill firefox . The issue is youtube specific; other video websites , such as ...
4
votes
2answers
6k views

Flash doesn't work in firefox after upgrade Kubuntu to 14.10

I upgraded Kubuntu 14.04-x64 to 14.10. Now flash does not work in Firefox. Now flash is an empty area which sometimes is black when cursor is under it. But flash still works in Chromium.
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2answers
39 views

Is firefox safe to use on Ubuntu/Linux? [closed]

While using Firefox on Ubuntu, I frequently run into warnings from various sites (recent examples: when checking gmail, www.hitrecord.org), that inform me that I am using an outdated/unsupported ...
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3answers
5k views

How to get rid of youtube html5 player from firefox

I have tried youtube html5 player by opting it in from here But i dont find html5 youtube player as good as flash player. So i opted out from same link despite of opt-out youtube was showing videos ...
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0answers
17 views

Apt-get cannot find version firefox=41.0+build3-0ubuntu0.14.04.1

In another box I have firefox 41.0+build3-0ubuntu0.14.04.1 installed: apt-cache policy firefox firefox: Installed: 41.0+build3-0ubuntu0.14.04.1 I'm trying to mirror the environment so I tiried ...
1
vote
1answer
58 views

Poor performance on 1080p in firefox

I use open source driver for AMD HD6320 video card. I followed the instruction in this article Force Enable Hardware Acceleration in Firefox but if I try to play HD video in firefox it's very slow. ...
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0answers
27 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?
0
votes
1answer
23 views

Run Firefox on ubuntu 14.04 automatically when it starts up

How do I make Firefox run automatically when Ubuntu statrts up? I'm using version 14.04
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0answers
20 views

Cannot connect to internet

Im connected to my home network but Firefox cant connect to the internet.I saw a similar question but i cant understand the answer. Im dont know how to config or any of that, please help. Im running ...
0
votes
2answers
4k views

Unresponsive Script window pops up all the time now. Why and what to do?

I don't know that it's for the exact same script each time, it may be. A script on this page may be busy, or it may have stopped responding. You can stop the script now, or you can continue to ...
0
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0answers
18 views

Seem that I have two firefox versions? [on hold]

I want to start firefox quick, so that I use the command: firefox -P fast fast is a name of firefox profile. In this profile, there are no extensions, so firefox starts really fast! However, when ...
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0answers
46 views

How to clean Firefox after crashes?

Firefox (43) has become very unstable due to improper termination from frequent system reboots necessitated by Ubuntu 14.04's lack of reliable suspend/hibernate support for NVidia devices. Now it just ...
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vote
1answer
89 views

Watch NetFlix on Chromium or Firefox

Since Chrome will soon no longer provide updates for 14.04 LTS and this leaves at least a one month gap until 14.04 LTS 64bit comes out I need a way to watch Netflix on either Chromium or Firefox. I ...
2
votes
4answers
976 views

firefox - this browser does not support video playback

I have problem watching twitter embedded videos. I got this error message: "This browser does not support video playback." Here is an example I have Firefox version 43.0.
0
votes
1answer
19 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 ...
5
votes
1answer
64 views

Spelling correction like swift/swype

I like typing and type with ten fingers since 20 years. Sometimes I make mistakes or don't know the correct spelling of a word. I like the swype-app in android phones. I am very fast although I use ...
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0answers
81 views

Bank opening javacript

Recently whenever I login to my bank (before I get to enter my password the page freezes for a while (say 15secs) and I eventually get this message in a box entitled ...
3
votes
4answers
1k views

Firefox h264 (mp4) HTML not working after upgrade

So I just upgraded on both laptop + desktop. Desktop = clean install laptop = upgrade from 15.04 Now Firefox can't play h264/mp4 videos on YouTube or other. I have tried a clean profile, which ...
-1
votes
0answers
66 views

The undying ERR_CONNECTION_REFUSED error for localhost

I am running Windows 8.1 and Ubuntu 12.04 LTS in a VirtualBox. I am trying to run some express.js code which needs to listen to a port. I need to do: localhost:7777 (or some other port, number is ...
0
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0answers
52 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 ...
0
votes
1answer
52 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 ...
2
votes
2answers
359 views

Firefox doesn't play audio

To be clear, the audio on my laptop is working just fine. Other applications in Ubuntu play sounds as expected. Firefox, however, won't output any audio through the native speakers or headphones. ...
0
votes
0answers
23 views

Problem with ports

I am trying to run "localhost:7777" (or any other number for that matter) in Chrome and Firefox. Both give errors. Chrome gives me this: "This webpage is not available ERR_CONNECTION_REFUSED" Do ...
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0answers
26 views

grey screens and a slow down in the system

The window goes grey and everything slows down to crawling speed. I have noticed this on: Ubuntu Software Center running alone Gparted and Firefox running together Firefox and Terminal running ...
0
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0answers
60 views

Firefox only loads content on second enter

so I am running a 15.10 Ubuntu and 43.0 Firefox... And it happens to me that many times Firefox loads content only after I hit "enter" the second time. It happens when I want to open a webpage and I ...
0
votes
1answer
33 views

firefox: some tool boxes with black background (unreadable)

In my ubuntu 14.04 machine, and only for one of the user accounts in that machine, firefox has begun to show all those right-click context menus, pop-up lists of suggestions, and the list of recent ...
1
vote
1answer
2k views

Youtube page and videos are not displaying properly

YouTube page is not displaying properly I am new user to n ubuntu just installed 15.04 a month ago. it was working fine till 15 days but now youtube is showing properly i have downloaded ubuntu ...
0
votes
1answer
36 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 ...
1
vote
2answers
35 views

Help - Stuck in Firefox and can't do anything

My computer starts up and you see the generic UBUNTU loading with the dots underneath and instead of going to a login it takes me straight to a Firefox window where i can not do anything. The computer ...