Questions tagged [firefox-extensions]

Questions related to extensions or plugins that enable, disable or extend the functionality of Mozilla Firefox

Filter by
Sorted by
Tagged with
0 votes
0 answers
18 views

Open new tab besides last active non-pinned tab?

I have a productivity web app (ClickUp) as a pinned tab in Firefox. Is it possible to configure Firefox (about:config or via extension) to pretend the pinned tab does not exist when opening a link in ...
bendodge's user avatar
  • 229
2 votes
0 answers
41 views
+50

How to save as a PDF using the Firefox “mxt08-real/Export-Web-to-PDF” extension with the filename properly having the “.pdf” extension?

MacOS Ventura 13.6.3 Firefox 123 and 124b (developper edition) I am testing the mxt08-real/Export-Web-to-PDF Firefox extension, which allows to add an icon to trigger the "Save as PDF" ...
COil's user avatar
  • 115
2 votes
0 answers
70 views

How to set dom.event.clipboardevents.enabled to false except for specific websites?

How would I change the setting on a per-website basis? I really don't like when websites block me from copy-pasting my email or password into certain boxes (okay, I use autofill for the password ...
Gerald's user avatar
  • 121
2 votes
0 answers
37 views

Firefox: access a button that belongs to an extension using keyboard shortcut?

I have an extension that, when I click its icon in the Firefox toolbar, opens a pop-up menu with some buttons. I would like to assign a keyboard shortcut to one of these buttons. Is that possible?
d-b's user avatar
  • 814
2 votes
0 answers
91 views

Remove initial pause when scrolling with arrow-keys - Firefox

Windows gives an initial-pause when pressing a key that can be altered, but I would prefer to not do this since it will affect more than scrolling. An extension for Chrome does this; called "...
Uberspringer's user avatar
0 votes
1 answer
31 views

Why do certain Firefox extensions that rely on external web sites, e.g., Boomerang amd Wayback Machine, not work?

Why do certain Firefox extensions that rely on external web sites, such as Boomerang amd Wayback Machine, not work? No error messages are displayed, they just silently fails.
d-b's user avatar
  • 814
0 votes
1 answer
290 views

Firefox 120: panel not shown when I click the extensions button

Running Firefox 120.0.1 64-bit on macOS Catalina 10.15.7, with user.js Betterfox/yokoffing Upon clicking the "Extensions" puzzle button, instead of the regular panel showing up, the "...
7203f400-11's user avatar
1 vote
1 answer
118 views

Restart/-load all active extensions in Firefox?

Firefox's extensions leak memory and, with time, consume more and more CPU. This can be reset by disabling/enabling them. Is there a way to cycle all active extensions enabled status, without being ...
d-b's user avatar
  • 814
1 vote
1 answer
66 views

Firefox: how to copy URLs to clipboard with parenthesis as encoded characters, e.g. '(' as '%28' and ')' as '%29'?

I am using Firefox 119.0 (64-bit) on Fedora 38. I would like to be able to copy a links that contain parenthesis to clipboard from the address bar with them as encoded. For example, when copying the ...
zpangwin's user avatar
  • 173
1 vote
1 answer
302 views

Open links from multiple tabs in Firefox

Please note I am not asking to simply open multiple tabs at once. Essentially, I would like the functionality of the Link Gopher plugin, but I don't want to do it manually one tab at a time: I have a ...
Askanier's user avatar
1 vote
0 answers
56 views

How to open a link in a new Firefox tab, copying the current tab history?

This seems to be similar to How to open a link in a new chrome tab, and include current tab's history in the new tab except I am asking about firefox in 2023: I have a recollection that in the ...
jhnc's user avatar
  • 167
1 vote
1 answer
128 views

Overflow menu gone after Firefox-ESR update?

Instead of the overflow menu that drops down and lets me choose which addons I want in it, it just shows an addon icon and lists all my addons. I have about 25 addons, most of which I don't need to ...
Dominic's user avatar
  • 11
1 vote
1 answer
129 views

Firefox: How to remove easxg.cfg

This I am getting popups, in the lower right corner of the screen, for adds from Firefox. For example "Best Free anti-virus". At the bottom of the popup is "via easxg.cfg". How ...
Thomas Matthews's user avatar
0 votes
0 answers
106 views

How to use "Read Aloud" extension in notepad tab (firefox, chrome, etc)?

I'm trying to use the "Read Aloud" extension with a notepad tab. The notepad tab I open with this code: data:text/html, <html contenteditable> But, the extension throws an error: &...
Rafael Coisa's user avatar
0 votes
1 answer
70 views

Bitwarden automatically opening new tab in Geckodriver Firefox window

I'm trying to write automated tests that work on Chrome, Edge, and Firefox using Selenium and the relevant drivers. However, when I run the tests on Firefox, the new browser window opens up the ...
LeeBron's user avatar
1 vote
1 answer
292 views

IndexedDB is not available in your browser

When using the add-on Tab Session Manager, an error stated IndexedDB is not available in your browser. I was able to use Tab Session Manager correctly until yesterday, but now I am having trouble with ...
パーカートーマス's user avatar
2 votes
3 answers
4k views

FF: error "You've launched an older version of firefox" - And changes that really impact on profile format

When opening my profile with a different FF browser, I've received the error "You've launched an older version of firefox" and it offer me 2 option "Exit" and " Create new ...
Daniel Perez's user avatar
2 votes
1 answer
137 views

Backup my custom list of Firefox search engines

I have started to use very often the search by keyword in Firefox with different search engines that I can add through this addon. In order to search a word in French dictionary I simply type fr and ...
cipricus's user avatar
  • 1,186
0 votes
1 answer
235 views

Rocky Linux - Gnome Shell Integration extensions.gnome.org The add-on downloaded from this site could not be installed because it appears corrupt

I have a new installation of Rocky Linux Desktop Linux version 5.14.0-284.11.1.el9_2.x86_64 ([email protected]) (gcc (GCC) 11.3.1 20221121 (Red Hat 11.3.1-4), GNU ld ...
Rich Maes's user avatar
  • 235
1 vote
1 answer
60 views

How do I map a keyboard shortcut with *more than two modifiers* to a FireFox extension?

I have a "hyper key" on my keyboard; which holds all of the modifiers (⌘⌥⌃⇧) at once; it's useful to map 'global' hotkeys that won't conflict with any (reasonable) application defaults or ...
ELLIOTTCABLE's user avatar
  • 2,475
0 votes
1 answer
2k views

Removing a website from Firefox Suggest Without Deleting History

When using the search bar in Firefox, can I blacklist a specific website and its subdomains from Firefox Suggest? Basically I want to use the search bar without seeing results from a specific website (...
Thetafinity's user avatar
2 votes
1 answer
479 views

Opening Links from Other Apps (Firefox Containers)

I have the Firefox Multi-Account Containers extension installed. When I click on links in other applications, for example email, is there a way to choose which container it opens on? Right now, it ...
CubingSoda's user avatar
1 vote
2 answers
338 views

How to disable FireFox extensions through Windows Task Scheduler

I've set Task Scheduler to toggle various tasks depending on the time of day, such as setting Windows to dark mode at night and light mode at day. In keeping with this setup, I'd like to automatically ...
The Editor's user avatar
2 votes
1 answer
1k views

Change new tab background image randomly from my own selection but keep the same layout (Firefox)

There is a feature on Brave browser that lets you upload a bunch of images and then whenever you open a new tab, it will pick randomly from those and use it as the background. I wanted to do the same ...
user9564371's user avatar
1 vote
1 answer
510 views

Can an extension installed on Firefox access data from another browser, say Chrome?

Forgive my lack of understanding with regards to browsers. I am just starting my journey learning to code and I am setting up a live server extension to practise html. I am a bit distrustful of using ...
user avatar
2 votes
0 answers
45 views

How do I have separate devices open new tabs in Firefox in a Work/Personal Container by default?

I have a work device and a personal device, and wish to have the work device open all new tabs in the Work container while my home device open all new tabs in my Personal container. I am aware that I ...
John Smith's user avatar
1 vote
1 answer
189 views

Find which extension is using storage

My Firefox profile is getting quite big, so I had a look at where the space is being used. Most of it (>750MiB!) is in storage/default/moz-extension+++{redacted-uuid}^userContextId={redacted-number}...
PeterJCLaw's user avatar
  • 2,684
2 votes
1 answer
492 views

How do I make the extension shortcut the priority in Firefox?

I want to assign an extension action to Alt + T but even though it's set properly, Firefox is still overriding it and showing its own mini menu instead of activating the extension action. How do I ...
user9564371's user avatar
0 votes
0 answers
919 views

Firefox: Is there any way I can backup all extensions and extension data and import it into other profiles, or import it back after refreshing FF?

Within the past few days, I've noticed Firefox act buggy and then got the message “The bookmarks and history system will not be functional … ” so I deleted my profile like it said so here. I had ...
Oneechan69's user avatar
0 votes
1 answer
1k views

How do I automatically set the User-Agent of Firefox Developer Edition to be that of the latest stable version?

I want to make it so that Firefox Developer Edition will always report that it's the latest Firefox stable without having to manually set the User-Agent every time the stable version updates. Is there ...
user9564371's user avatar
5 votes
2 answers
2k views

Edit Firefox's context menus

It was once possible to edit firefox's context menus by using various extensions - which no longer exist. Presumably firefox's APIs changed, so those extensions stopped working and were delisted. My ...
lonix's user avatar
  • 638
6 votes
3 answers
20k views

How to reduce the Firefox memory usage as much as possible

I have a small memory and Firefox is using a big chunk of it, I need to reduce its memory usage as much as possible. One possible solution is for Firefox to automatically suspend idle tabs. First of ...
xpt's user avatar
  • 8,681
0 votes
1 answer
41 views

How to permanently remap petadactyl keys

Using pentadactyl extension for firefox, how can I persistently change a key mapping. For example, how could I change shift+j to go to the next tab next time I open the browser? The command map J gt ...
Jonathan Strange's user avatar
3 votes
1 answer
281 views

How do I list absolutely all of the extensions, addons, plugins, etc currently installed in Firefox?

How can I get a list of every single extension and addon that's been added my Firefox installation? I recently discovered that many "search engine" addons are missing from about:addon and ...
Michael Altfield's user avatar
1 vote
1 answer
1k views

How to block firebox/about:addons page in firefox settings?

I have been using Blocksite extension for blocking a couple of websites for my productivity. It seems to be working but whenever I feel the urge to use a blocked website, 'Youtube' for example; I ...
Dhruv Singhania's user avatar
1 vote
1 answer
314 views

How do I set the default Firefox zoom level for *local* files?

Every time I open a new local file, the zoom level is reset to 100%. Is there a way/extension to make the default a different zoom percent? It'd be even better (but not required) if I could set this ...
Daniel Kaplan's user avatar
2 votes
1 answer
2k views

Disable Firefox's tab unloading feature

Starting in v93, Firefox introduced a tab unload feature. In a previous question I asked whether it's possible to disable this feature for specific tabs. (That does not seem possible.) After using it ...
lonix's user avatar
  • 638
2 votes
1 answer
657 views

How can I force nitter.net in light theme mode in Firefox?

By default nitter.net appears in a dark theme. Appending ?theme=Twitter to a URL makes every page appear in the light theme. Example: https://nitter.net/elonmusk https://nitter.net/elonmusk?theme=...
lmoly's user avatar
  • 290
7 votes
2 answers
1k views

Prevent Firefox from unloading specific tabs

Starting in v93, Firefox introduced a tab unload feature. I generally like it, but it always unloads those tabs that are most important to me. Is there some way - either setting or addon - to "...
lonix's user avatar
  • 638
0 votes
1 answer
839 views

Allow firefox extension to run in private windows via policy engine

I'd like to allow certain extensions to run in private windows via firefox's policy engine. I found out that one can set this in extension-preferences.json: { "[email protected]": { ...
Clayton Louden's user avatar
0 votes
1 answer
28 views

How to change colors on webpage (non-owner) so chart elements can be distinguished ? (Firefox)

Is there a way to change the colors on one of the elements in ESPN's game flow chart, so it's easier to tell the two teams scores apart? (Why the colors are so close is mystifying.) Maybe there's a ...
David's user avatar
  • 27
1 vote
1 answer
592 views

How to force-on an addon in Firefox?

Firefox recently banned RT news addon: https://addons.mozilla.org/en-US/firefox/blocked-addon/%7Ba53eff1b-c95c-4297-8ac1-66d60268f391%7D/1.7/ I used this addon to get access to news faster. How can I ...
JorgeeFG's user avatar
  • 416
2 votes
1 answer
2k views

Why do downloads that fail with error "NETWORK_FAILED" in firefox have the property "canResume" set to false? How can they be restarted in code?

I'm trying to fix the defunct Firefox plugin "auto resume downloads". It appears that to restart a download, one can invoke (from a plugin or Firefox's plugin inspector console) downloads....
Caleb Jay's user avatar
  • 209
0 votes
1 answer
465 views

How can I use the capability of a VPN extension of Firefox or Chrome for my activities out of these browsers?

I am currently using a very good VPN in Chrome (also in Firefox). Is there any way that when I turn on the VPN, I can also use its ability in other browsers or for every internet connections on the ...
cool's user avatar
  • 63
0 votes
1 answer
278 views

YouTube Responds Too Slowly on Firefox Sometimes

Sometimes YouTube takes too long to display results for a search query or change to a video page. I noticed the following warnings in the developer console. The first one shows up after a few seconds ...
Karma Cool's user avatar
2 votes
2 answers
2k views

Where does FireFox store extension's data on macOS?

I've seen a couple related questions, but they're either Windows-specific, or out-of-date — my FireFox profiles/BLAH.a2rad folder doesn't include a browser-extension-data subfolder. A couple specific ...
ELLIOTTCABLE's user avatar
  • 2,475
4 votes
2 answers
6k views

What is this Firefox hidden add-on: "Add-ons Search Detection ([email protected])"?

In Firefox 95.0.1 task manager, I see the following item: "Add-ons Search Detection ([email protected])" with full permissions to all browsing and private tabs. What is ...
Ryan Griggs's user avatar
0 votes
0 answers
250 views

Is there a way to modify how webRTC works so to not leak my IP? (tfor example through plugins in the browser?)

question is in the headline - I just want to webRTC not leaking my IP, but I still have to use it. Is there any way through plugins - I have installed and tested a few, but I can't wrap my mind around ...
Bogotrax's user avatar
0 votes
1 answer
96 views

Can a website "secretely "identify me by other ways than just IP? [closed]

How can website that limits downloads per IP "ignore" that IP is changed by VPN? I really am not keen to overcome a such limitation, but I'm just curious how (or if) the website may act as ...
cipricus's user avatar
  • 1,186
1 vote
0 answers
1k views

How to edit a config in about:config via command line WITHOUT having to restart Firefox to have it applied?

I'm trying to automate a process and want to edit a config in about:config via command line WITHOUT having to restart Firefox to have it applied. How can I do that? I'm under Linux. I tried editing ...
Allexj's user avatar
  • 244

1
2 3 4 5
18