Questions tagged [firefox]

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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Unable to downgrade firefox version using apt-get in Ubuntu

Note: This is not duplicate of How do I downgrade Firefox v. 57 to v. 56?. I have installed firefox using sudo apt-get install firefox Right now it is installing version 63.0 which has some issue ...
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Why Firefox crashes when using it while working with Gimp?

I am currently using Ubuntu 18.04.1 and Gimp 2.10 and Firefox is updated to its last version Mozilla Firefox 62.0.3 I have a serious issue, while I am working on a photo edition using Gimp, and then ...
ft18's user avatar
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Firefox not syncing properly on Ubuntu 18.04 LTS

I just installed Ubuntu 18.04 this morning. I usually set my browser up when I'm on a new Operating System. So I open Firefox version 62.0.3 and sign in successfully. However, only my ad-blocker and ...
TechRage's user avatar
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18.04.1 - Issues with Firefox and some Applications

Today i installed some updates suggested from the OS (Ubuntu 18.04) and youtube videos and some applications have weird behavior, I mean, youtube videos now have a little freezes and the music cut ...
Stone Garden's user avatar
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Certain websites not rendering correctly in Firefox/Chrome/Chromium

Some elements on webpages are not rendering correctly in Ubuntu 18.04. These mostly include things like icon links and scrollable lists among other dynamic elements. Here is an example of such a ...
Ozone Kafley's user avatar
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Add all Firefox Certificates to Ubuntu 18.04 trust store

What is the best way to add all common used Intermediate Certificates in Ubuntu 18.04+, and keep them up2date with apt? I mean typical intermediate certs signed from Digicert, Comodo, etc. It seems ...
Schroeffu's user avatar
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How to run Geckodriver from an external request in an Ubuntu server

I have a Flask application running in an Ubuntu 16 server with Apache. It uses to WSGI to run. The main goal of this app is to scrape info from a 3rd website. To achieve this it uses Firefox and ...
Ian Spitz's user avatar
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Failed upgrade to 18.04.1 Videos no longer play

i upgraded from 16.04.1 LTS to 18.04.1 LTS. Both local and online videos will no longer play. Specifically, when accessing youtube online, in chrome, the progress circle continues to spin. in ...
Rick Bond's user avatar
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Uyghur Arabic scripts are rendered incorrectly in firefox web browser

Previously, Uyghur scripts are very normal in browsers but not now. The characters are not connected properly. The space between them is obvious. Besides that, the characters didn't change their shape ...
neouyghur's user avatar
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speech to text not works on ubuntu's browser

I've to start a project that will include the "speech to text" feature. So i start to check what is available around, and I found this: https://developers.google.com/web/updates/2013/01/Voice-Driven-...
JahStation's user avatar
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firefox in ubuntu 16.04

installed firefox 54 on ubuntu 16.04. The last command was sudo ln -s /opt/firefox55/firefox-bin /usr/bin/firefox. When I want to run firefox using firefox, it says permission denied. What is the ...
monali's user avatar
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Slow performance for streaming videos on Lubuntu 16.04

I'm using Lubuntu 16.04 in my Samsung N210 netbook to watch some online videos, but the streaming is really bad. I'm using Firefox latest version. Any clue if there is a way to improve that or ...
Francisco Riccomagno's user avatar
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433 views

How can I make Firefox Developer Edition my default browser?

I just manually installed Firefox Developer Edition by extracting the tarball to a folder in my /home directory, creating a .desktop launcher and putting that in /home/.local/share/applications. Now I ...
Jack M's user avatar
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Problems opening .swf file

I am new to Ubuntu, running 16.04, so forgive me if I've overlooked something simple or obvious. I've been on this thread How do I play .swf files? but nothing there has worked for me. I installed ...
bosque's user avatar
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How do I change the language on Kubuntu 18.04?

Actually I didn't quite know how to phrase this question. I already successfully changed the language of the OS through system settings (to Japanese in this case). I logged out then logged back in ...
Phil's user avatar
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Web browser rendering errors in Ubuntu 18.04

This is a weird problem I've run into while using Ubuntu 18.04. A lot of the things in the web are somehow misplaced. The browser I'm talking about is Firefox (latest), though the issue (with the icon ...
illright's user avatar
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How can I restore more windows than just my browser using dconf-editor?

System: Ubuntu 18.04 Cinnamon 3.8.3 dconf-editor 3.28.0 I have been trying to save my workspace sessions so that when I start up my system, all the programs I want to open are there and ready to go, ...
slipped_disk's user avatar
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Embedded facebook videos in firefox 60

I'm relatively new to Linux, using Ubuntu 16.04 running Firefox 60 browser. My browser just updated to 60 last night, having previously been version 47 that came with the distro. During the update, ...
user641587's user avatar
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Why does Firefox reset my search provider settings to the installation default regularly?

Firefox resets my search provider settings to the default after creating a new profile approx. every 6 months. It adds the removed providers Twitter and Ecosia and removes added providers like ...
Kalle Richter's user avatar
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Raise browser window when click link in non-browser app

When I click on a link in a non-browser application (e.g., mail or chat), my default browser (Firefox) opens a new tab and goes to the desired site. That part is fine. What used to also happen was ...
Michael Dyck's user avatar
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firefox hidden proxy login screen

I have a very stupid problem with Firefox and the proxy authentication. We are on Kubuntu 18.04 and Firefox Quantum 60.0.1 I had configured the proxy settings trough the /etc/environment config file ...
jeepee's user avatar
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Sound issues - no sound output from Firefox

I'm new to Ubuntu and Linux so don't know much about commands, config files etc. Anyway some sounds are working on system - only system sounds like when you change the volume, or hold down backspace, ...
akaashp2000's user avatar
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1 answer
888 views

Resolve.conf and network manager both set to use Local DNS but remote websites are resolved in Firefox. Why?

I'm testing a dotnet core app set up to use NGINX as a reverse proxy. To test it, I set up Bind9 to resolve example.com to my LAN IP address. I've set the network manager DNS in the top right corner ...
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Firefox Webdriver NuGet dependency for Linux machine

I need a Firefox Webdriver which can work on a Linux machine and right now the one that exists in the Nuget repository works only on Windows and I would like to know if there is a way to get one that ...
Naveen Dennis's user avatar
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1 answer
1k views

How to change firefox font size in command line?

I can change the font in GUI. I am making a post installation script that set all customization of the newly installed system. So, I need to do this in command line so that I can include this in my ...
alhelal's user avatar
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Firefox 60 crashes on launch after Lubuntu 17.10.1 or 18.04 LTS installed

I did a new install of Lubuntu 17.10.1 on a 700 MHz Athlon Thunderbird PC with 768MB RAM. Firefox crashed when opened, so I ran software update and upgraded Firefox to 60.0.1 which did not solve the ...
user3308886's user avatar
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1 answer
2k views

Text not displayed properly in Firefox

The above pictures are screenshots of the Chemistry Stack Exchange site. The top portion of the words is being covered by something. The same is happening on some non-SE sites too. Why is this ...
Apoorv Potnis's user avatar
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420 views

Chromium and Firefox slow after upgrade to 18.04

I have re-installed from 18.04 after using 14.04. Now, Chrome and Firefox can take ages to connect to sites, and sometimes fail with a socket error. Running speed tests, they start off ok, but reruns ...
Tony's user avatar
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Display problem on browsers

I'm facing some font and display problems on browsers... Notice that the "ITSFOSS.COM" is displayed somewhat weirdly, somewhat cut-off, also happens on Facebook notifications menu and many other ...
selectiveduplicate's user avatar
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1 answer
92 views

Do custom web-site cookie approvals override Firefox defaults re third-party cookies?

I am running up to date Firefox version, and have the browser cookie settings set to disallow third-party cookies. Often, when browsing a web-site, I am asked by the site to allow cookies. This is ...
Joe's user avatar
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Top / Bottom Windows position on Full Screen

I have a problem while running Firefox on Full Screen Mode only. (While on Maximize and Half screen work as expected) I have Firefox Full Screen and I would like to have a Java Window or around 1/4 ...
Jose Siu's user avatar
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0 answers
167 views

Where are the Firefox close and minimise buttons when window is maximised?

When I maximise a window in Ubuntu 14.0.4, I get the close and minimise buttons at the top left. Here's TeXStudio when it's maximised: So why does this not happen with Firefox (58.0.2)? I don't ...
LondonRob's user avatar
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465 views

web browsers via touch screen issues

i am new using Ubuntu (17.10 version). i noticed that i am unable to drag web browsers (mozilla firefox 58.0.1 64-bit) or chromium etc via touch screen. using the touch pad everything went well. in ...
redhax's user avatar
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Alt + Ctrl + Del not working

I've seen this answer, and it doesn't work. (I've tried the following shortcuts: alt+ctrl+del|Esc|F2|Backspace,I've tried alt+ctrl+R,E,I,S,U,B under normal conditions and the system didn't respond so ...
user10089632's user avatar
1 vote
0 answers
2k views

Very high CPU usage when playing web video

I have just set up a new laptop - Dell XPS13 running Ubuntu 16.04.3 LTS. I've noticed very high CPU usage when watching web video. From a fresh boot, I start a single Firefox (or Chromium) window, ...
mojones's user avatar
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649 views

Segmentation fault Firefox?

I have just done sudo apt-get install firefox. Now when when I run the command firefox i get the error Segmentation Fault. Why is this , how can I resolve this?
ToXicL 16's user avatar
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525 views

Any kind of browser activity is using all my CPU

I am using a brand new lenovo x1 carbon 5h generation and whenever i use a browser(chrome or firefox developer), all of my CPU cores suddenley run at more than 80%. Just openning firefox causes my ...
Øystein Seel's user avatar
1 vote
0 answers
549 views

No internet after installing openconnect

I'd installed Openconnect to use Cisco VPN on Ubuntu 16.04. I've installed it with this command. sudo apt-get install openconnect network-manager-openconnect-gnome After that I could connect without ...
Saeed Habibi's user avatar
1 vote
1 answer
592 views

Firefox sometimes unable to detect HiDPI settings in Gnome Shell

I use both regular Firefox (The one on the left in the screenshot) and the Firefox Developer Edition (The one on the right in the screenshot) I have 4K monitors, and mostly Firefox detects this just ...
Jelle De Loecker's user avatar
1 vote
1 answer
646 views

firefox won't start after accidental power fail of ubuntu VM

I had a fully working ubuntu 16.04 VM (Oracle VM VirualBox) and had an accidental power fail after which firefox refuses to start. dad@Ubuntu-VM-Pluto:~$ firefox Gtk-Message: Failed to load module "...
Richard Toy's user avatar
1 vote
1 answer
10k views

How do I open under VNC a Firefox window that belongs to a Firefox session running outside of VNC?

How do I open under VNC a Firefox window that belongs to a Firefox session running outside of VNC? It would be some converse of --new-instance: open new instance, not a new window in running instance....
ubuntroll's user avatar
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1 answer
101 views

Uploading Images to Facebook

I use Facebook via Firefox. I have a directory with 30 images and I want to upload some (maybe 4 of them) to facebook. I tried two ways: 1: Start inside facebook via firefox: click on Foto/Images. ...
guettli's user avatar
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tiny selection elements in firefox

I am using Firefox 57.0.1 in Ubuntu 17.10 (with Radiance Appearance) and it shows tiny selection elements and scrollbars. I have tried to set GtkRange::slider-width in /usr/share/themes/Radiance, but ...
muclux's user avatar
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1 vote
1 answer
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Problem loading github and some more pages

I've read many posts that talk about similar problems but anything has worked for me. When I try to enter github.com it says: No se puede conectar Firefox no puede establecer una conexión con ...
e5pe's user avatar
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1 vote
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404 views

How to setup Selenium testing environment in Ubuntu 16.04

I have just switched from Windows to Ubuntu. I want to set up a Selenium testing environment. I got the eclipse setup but not getting Selenium IDE for Firefox browser which is compatible with Ubuntu. ...
Navish Keshari's user avatar
1 vote
1 answer
1k views

Problems with xmodmap

I'm using Ubuntu 17.04. My backspace key is not working, so i used xmodmap to use the key "Home" as BackSpace. The problem is: after i use xmodmap, the key "Home" works as backspace only in FireFox. ...
the guy who loves amoled's user avatar
1 vote
0 answers
235 views

FIPS security and Master password in Firefox not working in 57 (Ubunutu 17.10)

After upgrading to Firefox 57 I now receive this message when trying to enable FIPS Security: Exiting and restarting the application does not fix the issue. Any help with this appreciated. EDIT: ...
Berrik's user avatar
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1 vote
0 answers
734 views

Google Hangouts not working in Firefox on Ubuntu 17.10

I was wondering why Google Hangouts doesn't work in Firefox. I don't want to download another web browser but I'm looking to get Google Hangouts working. Any help with this appreciated!
Berrik's user avatar
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Netflix Won't Play on Firefox 56.0.2

I have received Netlifx error code F7701-1003 when trying to view Netflix videos on my iMac. I have gone through all of the steps that Netflix offers: I am running 56.0.2, the latest version of ...
RedPetrovs's user avatar
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0 answers
275 views

how to make Firefox menu more readable while keeping dark theme?

How can I configure Firefox menus so that, while it keeps the dark theme, the menu -- specifically the bookmarks -- are easier to navigate? It's hard to pick out where one sub-menu merges into ...
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