Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [firefox]

A free and open source web browser created by Mozilla.

0
votes
2answers
56 views

How to add a new profile entry to Firefox's profiles.ini using a script?

Firefox uses a text file named ~/.mozilla/firefox/profiles.ini to hold a list of profiles. The entries look similar to this: [Profile0] Name=default IsRelative=1 Path=default Default=1 ... [...
0
votes
0answers
45 views

Can I tell my terminal emulator to push URLs to private mode?

I'm using neomutt as my mail client, in Gnome Terminal 3.28.2 on Ubuntu 18.04. I'd like to open inline URLs in a Firefox Private Window by default -- right now they open a new tab in an existing, non-...
0
votes
0answers
71 views

Horizontal scrolling in Firefox?

In Windows, holding shift while using the mouse scroll wheel allows scrolling sideways in Firefox. Firefox in Linux however behaves like Microsoft Edge does on Windows: It goes back to the previous ...
2
votes
1answer
59 views

Firefox curly quotes broken in Helvetica, but not most other fonts and not in other apps?

In Firefox only (LibreOffice and Chromium work fine), and starting fairly recently, I've noticed Helvetica is rendering weirdly. Curly quotes are broken, but straight ones are not. Some further ...
1
vote
2answers
386 views

How to update Firefox offline to a specific version on Centos 6.9

I'm trying to install a specific version of Firefox (52.8) on Centos 6.9. I've used "yumdownload --resolve firefox...x86_64". It created a folder the firefox rpm as well as 5 or six other dependencies....
0
votes
0answers
33 views

noscript option for site reload

I want to change options in noscript add-on to firefox. Help page (https://noscript.net/screenshots) shows lots of options, but I do not see them on my Linux. This page (A guide to using NoScript 10....
0
votes
1answer
236 views

Problem with Wpad file in Mozilla Firefox

I have this wpad.pac function FindProxyForURL(url, host) { if (isPlainHostName(host) || shExpMatch(host, "*.local") || isInNet(dnsResolve(host), "192.168.0.0", "255.255.255.0") || isInNet(...
1
vote
1answer
118 views

Firefox and NFS shared from Debian 9 Stretch

Having problems migrating home directories from old server in Debian 8 jessie to new one with Debian 9 stretch home directories are shared over nfs to several workstations. This has worked well for ...
13
votes
1answer
846 views

apt package manager on Debian lists a package as upgradable but does not upgrade

This issue is similar to Debian Linux not updating package, but in my case the newer package is not from backports: § apt list --upgradable Listing... Done firefox-esr-l10n-en-gb/stable 60.2.0esr-1~...
3
votes
1answer
194 views

Removing fonts from fontconfig <match> results

I'd like to remove a few fonts from the fontconfig match results for firefox. I know there's <rejectfont>, but it removes the font completely and for everyone, like it doesn't exist in the ...
2
votes
2answers
789 views

Debian 9 (Stretch): Firefox Quantum is now in Stable, where can I get my Add-ons back?

Recently Firefox Quantum has moved into Debian Stable (= Stretch). When updating my system via apt-get upgrade the old Firefox-ESR has been replaced with the new one. Now all my previously working ...
0
votes
0answers
109 views

xdg-open launches both hexchat and firefox

I recently noticed that when I click an irc:// link in my browser (Chromium), it launches HexChat, and when I close HexChat, it will launch Firefox. Suspicious that it might be something wrong with ...
1
vote
0answers
168 views

Decompress firefox 57+ opened tabs file on Linux from the command line : Error 44 : Unrecognized header : file cannot be decoded

I need to decompress firefox 57+ opened tabs file. I use unlz4 from the Ubuntu package liblz4-tool : $ cp .mozilla/firefox/t6bznle5.default/sessionstore-backups/recovery.jsonlz4 ~/recovery.lz4 $ ...
1
vote
0answers
811 views

Establishing A CentOS 7 Kiosk System Without 3rd Party Tools or Add-ons [closed]

Is there any way to create a Firefox Kiosk which runs CentOS7.5 Minimal without downloading extra tools, 3rd party programs or Firefox Add-ons? I'm trying to create a Kiosk which runs CentOS7.5 ...
1
vote
0answers
16 views

Thunderbird not willing to start firefox when binary replaced with symlink

I've been using the Debian "alternatives" mechanism to support multiple installed versions of Firefox. Regardless of the specifics, the bottom line is that instead of /usr/bin/firefox being a binary, ...
2
votes
1answer
2k views

How to make Firefox auto launch at startup in fullscreen on Linux Ubuntu?

Firefox Ready Objective I want my ubuntu to start and show a Duck Duck Go in fullscreen. Motivation The first thing that I do on my PC is launch the Firefox and do stuff. For other stuff I hit the ...
2
votes
1answer
51 views

Looking at htop, I see a process associated with a tab in firefox that isn't open. What gives?

Earlier today I was ordering a yard sign for a local politician, via their website, through Firefox. Just now I was doing some work in R, and checking htop to make sure I wasn't going to make my ...
3
votes
1answer
93 views

How can I run Firefox on an FSDG distribution?

I am running a distribution that meets the GNU Free System Distribution Guidelines. This means that Mozilla Firefox is not available, because it is non-free software. I need to run the latest version ...
0
votes
2answers
50 views

Use Firefox for downloading page (in a password protected site) every 15 minutes

I'm logged into a web-site using Firefox (passwords are stored in the password manager). I wish to be able to download a page (not accessible without been logged) every 15 minutes to track certain ...
2
votes
1answer
82 views

web browsers zoom in by default in Ubuntu 14.04.5 LTS

I'm experiencing a weird behavior where both Chromium(version 61.0) and Firefox(version 54.0) seem to zoom in by default while other applications do not. For example, here I have the same png image ...
1
vote
1answer
312 views

Debian : Unable to start Firefox : libXcomposite.so.1: cannot open shared object file: No such file or directory

I am installing Firefox version 36.0 on Debian 9.3 Initially I install the following 3 packages: - xvfb - libdbus-glib-1-2 - imagemagick I then downloaded the deb file firefox-mozilla-build_36.0-...
1
vote
1answer
291 views

Dependencies error in Debian 9 Stretch

I'm trying to install Firefox Quantum by following what suggested by the user @cas in this question. Everything goes right till I try to install Firefox by running in the terminal: $ apt install -t ...
1
vote
0answers
752 views

Codecs support disabled in Firefox

In Firefox 61, under Tumbleweed I cant play videos from youtube, when checking for the html5, it says: So I have been playing with the about:config and about:buildconfig but the mp4, h264, etc ...
2
votes
2answers
75 views

An `/etc/network/if-up.d` script runs, but doesn't launch GUI apps (e.g. firefox-esr)

I need to start firefox-esr once the network is available. Here's what I've got: sudo tee "/etc/network/if-up.d/upif" > /dev/null << EOFBOOT #!/bin/bash DISPLAY=":0" if [[ "\$IFACE" = "eth0"...
0
votes
1answer
41 views

Firefox stuck on version 58 after running apt install

When I run apt update apt get install firefox then apt-cache policy firefox produces Installed: 61.0.1+linuxmint1+rosa However if I start it with firefox in the terminal or in the start menu, ...
2
votes
1answer
122 views

Firefox misspelling all words since version 61

On my Debian 9 with Firefox 61 every word is marked as misspelled, except numbers (right now, currently as I'm typing). Things I've tried: Remove en-US dictionary and return it (Had to hard delete ...
5
votes
2answers
2k views

How to fix Fontconfig error: failed reading config file

On Debian testing, whenever I run a browser from the terminal, I get four lines of the following error: Fontconfig error: failed reading config file This doesn't seem to cause any problems in any ...
1
vote
1answer
150 views

Firefox '3 bar' menu not opening

I'm running Linux Mint KDE and have been having an issue with Firefox lately. When I attempt to open the the Firefox menu (the one on the right with 3 bars), clicking has no effect. Pressing alt ...
1
vote
1answer
51 views

Start different versions of Firefox from xfce4 main menu or panel item

I'm using firefox version 61.0 on Centos 7 with xfce4. But I also need to use citrix reciever in firefox and this only works until firefox version 52. Therefor I have installed firefox version 52 with ...
0
votes
0answers
181 views

Ubuntu vm under proxy: browser is not able to resolve dns

I don't quite figure out why I'm not able to get dns lookpu resolution into my browser (firefox) inside my ubuntu virtual machine. apt-get, git, maven, gradle and other tools are configured in order ...
2
votes
2answers
792 views

Firefox Quantum on Debian stretch font rendering problems

I install firefox «Quantum» 60.0.2 (64bits) on Debian GNU/Linux Stretch via snap, follow this and I have big font rendering problems with this version of Firefox. a screen cap of Jupyter Notebook ...
0
votes
1answer
20 views

Firefox uninstallation in RHEL5.8

I am facing one issue while uninstalling firefox on RHEL 5.8, Please find my work round below suggest to uninstall firefox package completely. [root@dev170app ~]# cat /etc/redhat-release Red Hat ...
3
votes
1answer
91 views

How are CPU loads balanced? [closed]

I ran into a problem with Firefox on Xubuntu. Sometimes, Firefox hogs one CPU core, while all other cores are idling. Website buildup was very slow and very annoying. I noticed that when I leave my ...
0
votes
0answers
139 views

Why Firefox 60.0.2 (64bit) is much faster when I turn off IPv6 inside of it?

Pages as Facebook and Youtube in Firefox became much faster after I have set true network.dns.disableIPv6 in about:config. Why? Speed became very similar as in case of Google Chrome was originally ...
1
vote
1answer
4k views

How to install the newest firefox version on Debian 9?

I'm running Debian 9 and instead of the heavily outdated ESR version of Firefox shipping with this distribution, I would like to always use the most recent Firefox version. Thus, I changed my /etc/...
8
votes
1answer
2k views

Why does this curl command from firefox not download anything?

I opened https://raw.githubusercontent.com/andreafrancia/trash-cli/master/README.rst in Firefox, and copy the following curl command from Tools->Web Developer->Network: curl 'https://raw....
3
votes
1answer
649 views

Why are some emoji B&W and others too big?

I am running PureBrowser (~= Firefox ESR 52.8.0) on PureOS (~= Debian main testing) and have fonts-noto-color-emoji-0~20180424-2 installed. When I visit https://en.wikipedia.org/wiki/List_of_Emojis I ...
0
votes
1answer
136 views

Open localhost in a browser referring to another machine

I currently have one service running on localhost on a Centos machine. I cannot change it. I would like to open Firefox on my local machine in order to open that URL, as the Centos machine does not ...
0
votes
1answer
355 views

Hoxx vpn disabling other browser addons

installed hoxx-vpn addon on my ff browser (debian stretch) and created hoxx account through addon. Removed the addon shortly afterwards and realized other vpn addons would not work as usual - their ...
1
vote
1answer
327 views

Firefox changed its fonts on all sites without me doing anything and I am unable to change it back

Without me doing anything, firefox changed the fonts (the degree of change is differenet for different sites) to something else (please see image) and I am unable to change it back. This is a clean ...
1
vote
0answers
107 views

tradeoff in the uMatrix default rules: third party frames are blocked but images/css are allowed

The default rules for the uMatrix browser extension look something like this: * * * block * * css allow * * frame block * * image allow * 1st-party * allow * 1st-party frame allow What's an example ...
1
vote
0answers
204 views

Nagios core 4 Audio Alarms problem with firefox

i've searched everywhere for a solution but i start to think there's something i do not understand in the problem i've discovered on a nagios core installation. I've configured audio alarms (beep and ...
4
votes
1answer
1k views

How can I install GNOME shell extensions from extensions.gnome.org through Firefox on NixOS?

The website https://extensions.gnome.org is supposed to be the main tool for installing and managing GNOME shell extensions. How do I enable it on NixOS 18.03? When I accessed that website with ...
0
votes
1answer
38 views

How can I limit a Firefox profile to a single domain?

I'm running a GNOME/Wayland desktop. With other browsers (GNOME Web, Chromium) I can open so-called app instances. These typically: open at a preset URL are limited to a single tab have reduced/no ...
1
vote
0answers
166 views

Firefox: Identify CPU hungry tabs

I run Firefox with many tabs open. After a while the process 'Web Content' eats up all CPU. top looks like: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND ...
1
vote
0answers
34 views

Does GUI programs terminate on SSH disconnect even if launched in screen?

I have a Fedora system with a Xvfb display and an x11vnc server for remote connection. To keep programs running after SSH disconnects, a screen session is also set up. And usually, I run fluxbox and ...
0
votes
0answers
66 views

How to install firefox Vimium-FF addon using bash?

I can install Vimium-FF from their website. After installing a new OS to my pc, I have to install and configure many things. So, I want to make a script that do this job. But, I can't find any ...
1
vote
1answer
308 views

Open PDF files in Firefox or Chrome with Acrobat Reader DC via playonlinux

I'm a professional typesetter and I really need to use Acrobat Reader DC on my Ubuntu 16.04 machine. I installed it via playonlinux. I call it by command line with: playonlinux --run Adobe\ Acrobat\ ...
1
vote
1answer
199 views

Is this error Unix/Linux specific in internet browsers OR Linux VPN related? [closed]

I want to know if the following problem is only in Unix/Linux systems and their internet browsers, since it occurs only with my Linux/Chromebook machines with VPN, but not in Windows machines with VPN....
0
votes
1answer
140 views

Firefox fullscreen animation is too slow

The firefox fullscreen animation is too slow for me. I have a relatively small screen, so I want a quick way to fill my screen with content. How do I make the animation faster? Version: firefox-58....