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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50 views

Increase size of form input UI on HDPI screens in Firefox

I have a 4k screen on my laptop. Gnome does quite a good job of scaling things up and firefox generally seems to be using a 2px = 1px rule for its display which is fine. Except on the form controls: ...
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23 views

Firefox opens downloaded files with default app for Gnome instead of KDE which I am running

I am running Kubuntu 15.10 with KDE Plasma5. While I am running Firefox and open a file downloaded from there, it opens using the default application set in Gnome and not the ones configured for KDE....
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33 views

chrome, safari freezing system on ubuntu 14.04.4 64 bit

I have moved back to a dualboot again after a year without Ubuntu, could not live without it! Only problem I have now, when i installed, chromium, chrome or even safari, after I watched a video in ...
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28 views

Accessing https issues with Firefox on Ubuntu 15.10

I am having some issues with Firefox on Ubuntu 15.10. I cannot sign in to edx.org for example and have problems accessing other (many!) https sites. At edx I get the message "We couldn't sign you in. ...
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128 views

Netflix and Amazon Vid only work when Chrome is launched as app from command line in Ubuntu 15.10

I'm running Ubuntu 15.10. I've installed firefox and latest chrome from download. I've also installed pipelight and flash player plugins. When I try to watch Amazon videos or Netflix, I get the ...
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2answers
160 views

Firefox crashing like crazy

Firefox has started crashing like crazy lately. I can't even browse simple sites without it crashing and it's making Ubuntu unusable right now, as the reason I switched to Firefox is because Chromium ...
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0answers
16 views

Firefox HD video audo playback problems

Whenever I play a HD video (e.g., 720p), the audio playback is really weird. For example, talking only is played on the right speaker, while ambient sound is played on the left speaker. For other ...
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1answer
81 views

Continious ubuntu malfunction

I am using Ubuntu 14.04.4 LTS and I am experiencing a lot of various persistent issues for last few months. Every of the issues is already solved here, but in my case help is always only temporary. ...
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56 views

Firefox getusermedia not working

Firefox 45 is having trouble using an HTML5 webcam on my Ubuntu server installation (and it has indeed worked on my regular Ubuntu desktop install as well as Windows if that matters). I'm not sure ...
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1answer
116 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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10 views

I have occasional video problem with firefox and google earth. The video shifts to small block off set diagonaly

Video problems occasionally with Firefox and google earth. The video will fragment into small blocks and shift up the screen diagonally. Must restart the computer to fix. Occurs mostly when one ...
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2answers
57 views

How can you replace a new firefox browser with an older one?

How can you replace a new firefox browser with an older one in the 12.04 ubuntu? Can someone, any one please explain this to a novice that knows nothing about ubuntu? There is no good info here about ...
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0answers
263 views

How do I get firefox do use the numix theme again?

I normally use Ubuntu 15.10 with the numix theme, the typical black style with red menus along with circle icons. I recently tried kde plasma(because for whatever reason it was installed on my system),...
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1answer
52 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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18 views

Why does my Firefox on Ubuntu Mate 15.10 have a slight gradient

So when the tab is selected, there is an unnatural gradient, you can see in my screenshot if you zoom in.
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1answer
141 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 ...
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1answer
50 views

Why after upgrading to from 12.04 to 14.04 browsers like Mozilla Firefox and Google Chrome are not displaying Marathi & Hindi fonts properly?

In last week I upgraded my system from 64-bit 12.04 Ubuntu LTS to 64-bit 14.04 Ubuntu LTS. It also upgraded the browsers Mozilla Firefox and Google Chrome which were already present on my system. ...
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3answers
39 views

How to open the Firefox History window with a keyboard shortcut?

I am running Ubuntu GNOME 15.10 with GNOME 3.18 and am running Firefox 45. I often use the History window to view which sites I have previously been to however it is slightly long getting there so I ...
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0answers
21 views

Firefox reset automatically in startup 15.10

My Firefox reset after shutdown. Firefox profile is copied to a backup one and Firefox starting a new one. -rw-rw-r-- 1 teddy teddy 104 Mar 19 13:12 profiles.ini lrwxrwxrwx 1 teddy teddy 39 Mar 19 ...
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1answer
49 views

How soon will Ubuntu update the firefox web browser? [closed]

The version 45.0.1 was out in 3/16, how soon is Ubuntu to update it in usual?
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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
254 views

Ubuntu Problems with Firefox 44 and Firefox 45

I am a user of Ubuntu 12.04 x64 almost since its release and i can say that i am very satisfied with it. But recently i ran into two problems both concerning Firefox which is my main browser. When ...
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107 views

Ubuntu 14.04 64bit & Webex. Standalone 32bit Firefox & JRE, but still Audio is Unaccessible

I've tried to get this to work in many different ways. The audio DID work for me a month ago, but after an LDAP installation and user change I had to start over again. My goal is to have it as a ...
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1answer
84 views

Keep Firefox as default browser but open youtube links in Chrome

Is there a possibility to open Youtube/Twitch/... - Links in Chrome instead of my default browser (Firefox)? The reason is, that all browsers are very slow on my (fresh) installation of 15.10 but ...
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2answers
725 views

Ubuntu 15.10 - Citrix Receiver - SSL error 61

The following Error occures when trying to use Citrix (access SAP Training via Citrix) on Ubuntu 15.10: Citrix Receiver SSL error Contact your helpdesk with th following inofrmation: You have not ...
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13 views

Downloaded bin files are opened in Sublime

When I download a bin file in Firefox, the default option is to open the downloaded file in Sublime, which is useless. How can I disable this?
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0answers
34 views

Windows are graying out fairly often in Ubuntu 15.10, help?

No, this isn't for any specific program (as the suggested other questions are), this is in general. I will be attempting a task and the window will just gray out and become unresponsive for a while. ...
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1answer
378 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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9 views

Can't use operating buttons in web sites

Using Firefox, some sites, operating buttons don't function: Ex: in Ali-Express, the "buy" or "cart" buttons don't function. Use to buy via the internet in Windows and Android, but can't do it in ...
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1answer
55 views

Order of files being created when installing Firefox

I would like to find out what file operations are carried out when installing Firefox with apt-get. In particular, is main executable created before other files that are needed to use the browser as ...
13
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1answer
272 views

How do I set Firefox to use a custom theme for all new users?

What I do know about applying the same settings for applications to all new users is either defining a schema or override file in /usr/share/glib-2.0/schemas or copying the folder/file to /etc/skel. ...
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140 views

Firefox keeps crashing 44

I tried different version and since 3x version keeps crashing. Now on 44 still the same. Disabled all plugins, keep crashing Any idea what could be the reason or how to analyse it? For you is it less ...
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90 views

IcedTea plugin can't run applets

After I allow IcedTea to run a Java applet on Firefox,I get the following detailed error I just installed Java and IcedTea on Firefox,all latest versions. Thanks for your help.
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33 views

Can't download (specifically PDF) files 'due to permissions' when manualy selecting location in firefox

I have a problem downloading (pdf) files in Firefox when I choose where to place it. (it works fine in chrome) The reason I think its related to Ubuntu is because Firefox tells me its a problem with ...
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1answer
21 views

Fonts changed on updating distro

I updated Ubuntu 14.04 to the latest stable kernel and I saw that my fonts and themes have become weird. The font in the files/documents have become much too thin. ..and my Firefox looks like it ...
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45 views

32bit firefox on 64bit ubuntu freezes

Currently I was trying to install juniper vpn on Ubuntu 15.10 64bit. Our site's juniper client requires 32bit. I installed 32bit firefox + 32bit oracle-jre8 on linuxmint previously. It was working. ...
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1answer
136 views

MegaSync freezes on firefox and doesn't recognise on chromium

I have installed Mega Sync on my Ubuntu 14.04 machine. sudo dpkg -i megasync-xUbuntu_14.04_amd64.deb I have signed in to my Mega Account but when I try to download a file using Firefox, Mega Sync ...
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39 views

Ubuntu 14.04 crash when opening HTML file in firefox. Dual boot UEFI

So I just installed Ubuntu 14.04. The problem is that when I open an HTML file in Firefox, I get logged out to the login screen, and from this point I can't log back in for 2-3 minutes (I get logged ...
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1answer
135 views

How to save/download an audio/sound file from internet? (not from Youtube)

I cannot figure out how to download a sound file (public radio show) from the Internet. I am using Firefox with Ubuntu 14.04. Do you by any chance have experience grabbing non-Youtube sound files (not ...
2
votes
1answer
30 views

Brand new user with Ubuntu and I need help with Firefox

I am very new to Ubuntu. Basically, the only way I can open firefox is by using the terminal and typing ~/firefox/firefox. I can't find firefox when I search for it. All I want is to have firefox icon ...
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0answers
17 views

Fresh Ubuntu user, watching video with firefox crushes my system

this incident happent several times today, i am trying to watch some videos from udemy with my ubuntu firefox. It randomly stucks and whole system stops. Only thing to do is restarting pc by pressing ...
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0answers
49 views

Ubuntu 14.04: Firefox automatically uses bold and small fonts for gmail and google websites. Please assist

I have tried resetting and reinstalling the fonts package, but the firefox fonts remain the same. looks like verdana bold and too small to read. Kindly assist.
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0answers
27 views

Squid isn't blocking files by extension

The squid server actually blocks the url's that end in one of my denied file extensions e.g"png", BUT when I try to download the "preview" image that google shows(the same png image), the download is ...
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0answers
16 views

Keyboard shortcut that triggers action on a webpage

I have close to no idea where to start: I want to be able to use a keyboard shortcut that would make an action on a particular webpage. One example would be the following. I'm working with a text ...
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0answers
201 views

How Do I Update Firefox's Adobe flash and Chrome's Version(alng with the Unity Plugin)

I am Not sure How to Update Adobe flash On My PC. It Says "Fire Fox Has Banned The Outdated Plugin Adobe flash from running on this site"and when I click on unblock it says that it needs to be updated ...
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1answer
23 views

(un)localize help.ubuntu.com

I often help people here on Ask or on other international websites. In order to do so, sometimes I have to refer to the great guides on http://help.ubuntu.com . Problem is, my system is localized (in ...
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1answer
101 views

How to remove “tradeexchange.com” link opening everytime in Chrome[ubuntu 15.10]

I am on Ubunbtu 15.10. In either Firefox or Chrome, everytime i click a link, a rouge link called "tradeexchange.com" opens. I tried everything - but i am unable to remove this. I cleared all the ...
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30 views

Strange FB Icon App installed automatically via Firefox

I don't know exactly how it happened, but I was browsing Facebook and then I happened to click on a link. It not only opened in a new tab in the browser but a FB icon also appeared on my launcher. ...
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33 views

Firefox refreshes tabs/pages from time/restored session but doesn't do so in Windows

I dual boot, and when I close Firefox in Windows and reopen it, it loads the pages the exact way they looked when I closed them. It doesn't reload the contents of the page. For example, if I opened ...