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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1answer
28 views

How can I save Firefox bookmarks to a file the same way it is shown in the browser?

I have a massive amount of bookmarks in my browser (Firefox) and I want to store a list of bookmarks stored in each folder in my external drive. How can I save them in a similar way as they are ...
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1answer
12 views

Prevent website from blocking bookmarklet script

While using some websites, I often use a language bar bookmarklet to type strange unicode symbols to show BQN code. When i click the bookmarklet on the discord web app, the following error shows up in ...
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7 views

How to assign a hot key to a recorded macro in iMacros plugin of Firefox?

I have recorded a macro using iMacros plugin in Firefox. Does anyone know how can I assign a hotkey for it to use instead of clicking the play button? I am using Windows 10.
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23 views

The privacy-focused Decentraleyes extension for Chrome and Firefox is supposed to emulate CDNs, but what are they really?

After reading the wiki for the privacy-focused Decentraleyes extension available for both the Chrome and Firefox browsers, I am still confused on what the extension does. According to said wiki, ...
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0answers
20 views

How can I do the same thing in multiple tabs in a web browser? [closed]

I have to open a list of links in multiple tabs (e.g. in Firefox) which all have a certain button in the same position and I should click those buttons. Is there a way that I can do the thing in all ...
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1answer
59 views

How to have seperators between tabs in new Firefox?

The new Firefox update (June 2021) is nice and minimalistic - however, I really dislike how difficult it is to make out where one tab starts and ends as there is no divider between the tabs: I can't ...
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0answers
9 views

Thunderbird not opening link in correct Firefox profile

When Chrome is set as the default browser, clicking a link in Thunderbird sends the link to the previous Chrome window that was active, so whatever profile is active in the window gets the link. But ...
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0answers
29 views

Google Chrome runs too slow vs. Mozilla Firefox

I have both Firefox and Chrome installed in a Windows 7 device. Firefox works very well and it doesn't hangs and it's also super fast. BTW in playing videos firefox in all of my devices is slow and ...
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16 views

Change default settings globally (Firefox)

I would like to declare some default settings globally (department with 12 users) so they can't change "important" stuff. After browsing this website I found this thread --> Change some ...
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0answers
6 views

ERR_CONNECTION_REFUSED/blank page accessing Pinterest but from ChromeOS/Android devices only

I've been trying to debug this for a while now, and really don't understand whats the cause. I have a several devices accessing the Internet via wifi (only one AP, should have no device specific ...
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7 views

Select specific column data from div “table” with Firefox (89+)

Given a "table" created with divs (simplified): <div class="row"> <div class="col1">Some data</div> <div class="col2">Some data</...
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21 views

What is the correct term for when a web browser auto-adjusts vertical scrolling depending on webpage content?

What is the correct term for when a web browser auto-adjusts vertical scrolling depending on webpage content? This feature is supposed to help with viewing webpages, but I would like to try turning it ...
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24 views

Firefox browser.zoom.full and effects on sites in Mac?

I'm on Mac OS Big Sur, using Firefox Developer Edition 90.0.b6 and recently discovered in about:config, browser.zoom.full One site that's problematic for me, at least during tests, was www.caradvice....
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7 views

Close tab and end current page in browser. When I restart FireFox, Chrome or other browser on Android phone or tablet, last page browsed comes up [migrated]

On my Windows computer, if I close a browser page, the next time I launch the browser, it goes to my home location. This is true regardless of the browser so far as I can tell. On my Android tablets (...
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1answer
41 views
+100

Firefox and UI font size increase issue

I have tried to increase the font size of Firefox UI by setting the layout.css.devPixelsPerPx option to >1. It works as expected until I close the browser and reopen it again. Whilst the elements ...
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1answer
28 views

How to use a folder besides the Desktop folder as the default for opening and saving files in Windows?

Many desktop applications (such as Mozilla's Firefox web browser) use the Desktop folder as the default to open/save files. For example, in Firefox, if you go to VirusTotal and click on the Choose ...
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2answers
50 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 ...
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0answers
44 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
46 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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23 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 ...
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1answer
11 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 ...
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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 ...
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0answers
9 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-...
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2answers
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 ...
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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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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
13 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 ...
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2answers
238 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 ...
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1answer
21 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 ...
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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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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 ...
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0answers
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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 ...
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1answer
373 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 ...
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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 ...
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0answers
30 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 ...
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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 ...
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1answer
196 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 ...
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2answers
40 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....
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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 ...
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0answers
29 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 ...
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0answers
21 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 ...
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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 ...
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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 ...
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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 ...
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1answer
39 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-...
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1answer
145 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 ...
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0answers
26 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?
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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 ...
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2answers
99 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 ...
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0answers
38 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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