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Questions tagged [firefox]

An open-source web browser developed by Mozilla. If relevant to the question, also include the tag of your operating system.

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2answers
28 views

How to share a web page in Firefox 89 (June 2021)?

The previous version of Firefox had three dots button (Page Actions) There was an extremely useful option to share a page via AirDrop, iMessage and so on. Smart guys from Mozilla removed this button ...
2
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0answers
26 views

Ctrl+F (find) is not working as expected on certain websites in Firefox

I'm (now) using Firefox 89.0 (64-bit) for Ubuntu, but this issue has existed for a long time when using Firefox on Ubuntu. I'm having an issue with Ctrl+F (the find feature) in Firefox. Mostly it ...
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1answer
40 views

Should Mozilla cache files ever contain PHP eval statements?

I am concerned about a breach on my network and starting greping my system for common PHP and Perl functions. I found eval statements in both home/user/.cache/mozilla/firefox/xxxxxx.default-release/...
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0answers
22 views

Client authentication on Apache server doesn't work

I setup a simple Apache 2 server that uses a secure HTTPS connection. I created my own self-signed Root-CA-certificate and Sub-CA-certificate to create the server certificate and installed that on the ...
0
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1answer
10 views

Can't install client certificate on different device?

I setup a simple Apache 2 server and enabled a secure SSL connection. I used my own self-signed Root-CA-Certificate to create a Sub-CA and used that one to create the server certificate that is ...
0
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0answers
18 views

Questions about JavaScript, CDNs, and the NoScript and Decentraleyes extensions

I use a Firefox extension (NoScript) that allows me to selectively block JavaScript in a granular way in conjunction with the privacy-focused Decentraleyes extension that intercepts network requests ...
-1
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0answers
21 views

Why Facebook asks me to login? [migrated]

I don't have a Facebook account, but I sometimes just browse some publicly available fanpages on Facebook. It was always possible without having to login. However, since maybe two days, when I try to ...
0
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0answers
8 views

Save all blob images automatically from webpage on computer

The webpage concerned has this block of code: <img alt="Guess how many chickens in this box" src="blob:https://example.com/ccaa6115-80d3-47b0-8f78-0efb6c7c60d1" class="_1-...
15
votes
1answer
2k views

Force Firefox Title Bar to use Windows operating system theme colors

The latest Firefox version 89 update has lost respect for my theme choices on Windows 10 (20H2). Now title bars are all one color and I can no longer easily tell the difference between the active ...
0
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2answers
18 views

How to prevent firefox from switching to a tab thats already open when I want to open the same webpage on a different browser/tab

Not sure if this is the best place to ask this. But when I type in a web address in firefox on my second monitor, it goes straight to a tab that is already open on the same webpage on the 1st monitor, ...
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0answers
17 views

How is Azure Bastion implemented?

I'm sorry if this question is off topic but I recently used Azure Bastion which is basically RDP through a web browser to an Azure VM. The possibility of remote desktop in a web browser surprised me. ...
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0answers
11 views

How to allow Firefox popups without toolbar/statusbar

I would like to let firefox opens popups windows without toolbars/statusbar/addressbar as defined in the window.open method. I know Firefox is blocking all these options as default, is there any way ...
3
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2answers
192 views

FireFox menus became double-spaced in latest update - I want to return to single-spaced. How can I do this?

In the last couple of days, FireFox's bookmark menus have become double-spaced. I believe the double-spacing also applies to the context menus. This was posted in the now-closed question on ...
0
votes
1answer
19 views

How can I find out which browser tab last played a notification sound?

I usually have a lot of tabs open in both Chrome and Firefox. Occasionally, I'll hear what sounds like some kind of notification. Long sounds/music can be tracked easily using the speaker icon on the ...
6
votes
3answers
2k views

How to switch back to Firefox' old style of tabs?

The recent update (89 I think) causes all tabs to render in the same continuous shading, which makes it somehow more difficult to spot each tab's start and end (regardless of the favicon, I'm sorry, ...
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0answers
17 views

Running Firefox on Weston in Ubuntu 18.04

I'm trying to run firefox on the Weston display server. I'm running Ubuntu 18.04 on an ARM64 system. The system does not support X11 (or xwayland.) The Arch wiki notes that the MOZ_ENABLE_WAYLAND ...
1
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0answers
27 views

How do Firefox and Chrome start up out of focus? How can I prevent it?

I have first noticed with Google Chrome that when I open an incognito tab from the taskbar or start menu, the newly opened window start out of focus. It is really annoying for me because I have to do ...
2
votes
1answer
326 views

How can I move container indicator back to bottom of the tab in Firefox 89

After upgrading Firefox to version 89 on Windows 10, the multi-account container indicator on tabs moved to top of the tab (it is this purple bar) - see screenshot Previously it was at the bottom of ...
0
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2answers
36 views

Firefox (nightly) is sometimes wrongly detected as default browser when I have Firefox (standard) set as default

When I click a link e.g. in my mail client, it opens the default browser. On my computer (macOS 10.13, High Sierra) I have Firefox (standard) as default browser. However, I also have Firefox nightly ...
0
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0answers
29 views

Remove item from Firefox context menu

With new version 89 of Firefox, when you are in some webpages, (I noticed it on YouTube and Mozilla Support) appears a new item when you right-click on the address bar screenshot below: you can ...
0
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0answers
9 views

How to use FIDO key with Firefox on Windows?

When I try to add a security key to GitHub account, instead of a prompt to press the button on my YubiKey I get Windows Hello PIN prompt. Once I confirm that, GitHub seems to think that I registered a ...
1
vote
1answer
179 views

Updating menu and tab menus item height in Firefox 89 (Styling the New Proton UI)

I'm trying to reestablish the menu and tab menus items height in Firefox 89 (Styling the New Proton UI), as indicated in: https://www.userchrome.org/firefox-89-styling-proton-ui.html#menuspacing by ...
1
vote
2answers
37 views

Change firefox homepage programatically

I need to set the home page of firefox upon user creation. I use the following method: Create a new firefox profile Find the path to the new firefox profile Add the line user_pref("browser....
0
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1answer
32 views

Why I can no longer drag and drop files into firefox?

I need to know about firefox. Usually, I am able to drag and drop pictures file to say web.whatsapp, or even superuser.com That allows me to upload files quickly. I can no longer do that. Now, I ...
0
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0answers
27 views

Block “website induced” tab changes in Firefox

With popular topics a lot of "free" site will give you a link to click on before getting to the actual content you want to view. They use the click to open a pop-up. I don't mind ads but ...
1
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0answers
19 views

Links are not opening in default browser(Brave) in Linux Mint

I have Brave set as my default browser. But when I try to open links from some from some app, they open in Firefox. links from apps and documents are opening in firefox. This includes Telegram, Mail ...
0
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0answers
18 views

Firefox and policies/preferences

I have a small office with about 10 personnel. I want to customize Firefox for our users which I have done using policies and autoconfig. One customization I want to do is that by default the bookmark ...
0
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0answers
11 views

Firefox: how to make an extension restart from time to time (automatically)?

I use a Firefox extension which shows me the list of unread emails and allows to manage these quickly (mark as read, delete, etc). This is a proprietary extension, and it is abandoned. The problem is ...
0
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1answer
47 views

How to setup or where to find a single-threaded browser?

For test purpose I want to limit Firefox or any other browser to one to maximally ten threads, but can't find any docu guiding this. Alternative solution I guess would be an old single-threaded FF ...
0
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1answer
26 views

Can Firefox's 'shader-cache' folders contain private data?

Recent versions of Firefox create a shader-cache folder within each Firefox profile. Some privacy applications automatically delete this folder as part of their cleanup routines. Can Firefox's shader-...
2
votes
1answer
81 views

Firefox is not showing the “View Page Info” option in the context menu

Previously, the right-click context-menu for Firefox would offer the "View Page Info" option as shown in the below image. Recently, not sure when ... that changed and that option is not ...
-2
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0answers
24 views

Installing Thunderbird plugins without firefox

So, I decided I am going to use Mozilla Thunderbird as my new mail client, but I don't like Firefox. I use Chrome and was wondering: can you install extensions without Firefox?
0
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0answers
20 views

How to fully load a website in a background tab in Firefox?

How can one ensure a website gets fully loaded when the site is opened in a Firefox background tab? For example, the COVID-19 Dashboard by the Center for Systems Science and Engineering (CSSE) at ...
0
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2answers
92 views

How do I handle this HUGE Firefox 83 memory leak?

Whenever I leave Firefox on, with a bunch of tabs, for more than a few hours, its memory use balloons, and everything else seems to be swapped out, so my system becomes highly non-responsive. In a ...
2
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0answers
34 views

How can I make the fonts in Firefox web browser looks like in chromium based browsers? [Windows 10]

I don't know why the font looks soo rough and overshooted. Take a look: Google Chrome printscreen of Apple II series' Wikipédia page Mozilla Firefox printscreen of Apple II series' Wikipédia page ...
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0answers
23 views

Firefox open file prompt not in dark mode

When I open a file in firefox the prompt is not in dark mode even though I set my mac's appearence to dark. How can I set it to use dark mode? It is dark mode when I use another browser.
0
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0answers
4 views

How can I indentify an unknown download? [migrated]

This is driving me nuts. I have a file in my internal Download folder (Android 10. internal Download folder is the standard destination for most downloads, though some are directed to Download on SD ...
0
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0answers
13 views

Cannot play web videos in all my portable browsers

My problem is a strange one... Even after Alot of Googling, I have yet to find any post that complain of the same issue.. For the past couple of years, I have ONLY been using portable browsers (...
0
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0answers
9 views

Allow “Remember this decision” in the Firefox screen sharing prompt

Firefox has a security prompt when sharing the screen, with a "Remember this decision" checkbox. Unfortunately checking that disables the "Allow" button, and shows a "Firefox ...
0
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0answers
16 views

Duplicate the CURRENT STATE of a tab in Firefox or Chrome?

In both Firefox and Chrome, you can duplicate tabs by right-clicking the tab and choosing "Duplicate Tab". (In Firefox, you can also Ctrl+drag the tab.) However, when a tab is duplicated in ...
1
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2answers
48 views

How to force image-rendering: -moz-crisp-edges on all images in firefox

I was wondering if it's possible to force -moz-crisp-edges in firefox for all images? Or how do I disable anti-aliasing for images in firefox? Essensially, this is what I'm looking for: If it's not ...
1
vote
1answer
11 views

How to substitute already removed “dynamic location bookmark” firefox feature?

In the past firefox had ability to save bookmarks with dynamic url parts and initiate them with assigned shortcuts like described here (clickable, points to feature description): For example I could ...
0
votes
1answer
71 views

Why Firefox is consuming Internet and almost 70% CPU and how to stop this behavior?

This has really frustrated me. First, CPU and Power Usage is too high, as compared to Edge browser. And in my Nework tab, it also keeps sending and receiving data (every 5-10 seconds) even when ...
0
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1answer
25 views

Same browser, 2 different behaviors on 2 laptops

I have 2 laptops. One is Win 8.1 Pro another Win 10 Home Both have Firefox latest version v88. I open same web page on both and what I see on Win 8.1 page opens - no advertisements. on Win 10 page ...
0
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0answers
31 views

“Secure Connection Failed” With all browsers on a single javascript resource

I'm trying to access the website of my university, but I'm getting this problem with every single browser, and it's only affecting a single javascript file hosted on that server. Just to be clear, I ...
1
vote
1answer
28 views

How can I find the IP address of a web site in Firefox?

I would like to know the IP address of the web site I'm currently browsing. In most cases I could potentially use a tool like ping to find the IP, but it's possible in at least one case that Firefox ...
0
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0answers
32 views

FIrefox resize grip / gripper

I have been a Firefox user almost since its inception. One thing that frustrates me in the more recent versions is that the bottom-right "resize grip" has been taken away. I'm talking about ...
0
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0answers
22 views

chrome and firefox acting stange

i have this Weird problem. When clicKing some Keys on chrome or firefox it just opens a neW Window. For example clicKing zero it opens a neW Window, clicKing W opens a neW Window, clicKing 5 opens a ...
0
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0answers
16 views

Why do different tabs show images slightly brighter or darker in Firefox?

A mystery: On this page, two tabs in Firefox show slightly different brightnesses for a color image from one tab to another. This is clear if I click one tab, then the other, precisely comparing them ...
1
vote
1answer
12 views

Company Websites Share Credentials - How do I sync credentials between websites in Firefox?

I think it's pretty common for companies to operate several internal websites, which use the same (LDAP?) credentials. I believe it's also fairly common for that password to need to be changed every 2-...

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