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How do I override CSS in Reader View as of Firefox version 105?

Any advice returned by Google seems to be obsolete or only worked perhaps in older versions of Firefox. The main idea of using userChrome.css to override the default styl… (read more)

Any advice returned by Google seems to be obsolete or only worked perhaps in older versions of Firefox. The main idea of using userChrome.css to override the default styles for Reader View does not seem to work. My userChrome.css file does work on other items though (like removing the sidebar width restriction).

Whatever advice I find via Google perhaps cites outdated CSS selectors, but current selectors do not seem to be documented anywhere by Mozilla. Moreover, I cannot find any file on my local drive named aboutReader.css when using find or grep commands in bash, those this file name is alluded to when viewing a page in Reader View and then in turn viewing source on that transformed page.

Moreover, addons that would allow me to change the colors seem to be restricted in Reader View.

It does seem like something has changed in recent Firefox updates but I can't remember when I last saw, for instance, links in dark mode Reader View that were still pink (whereas now they are blue, and impossibly dark to see, especially when you are disabling as much blue light as possible through your operating system). I need a higher contrast color for links in dark mode Reader View so I can actually see them.

I can alternatively use the Tranquility Reader addon and have custom colors, but A) that addon does not work with the Automatic Reader View addon, whereby I can always have various sites appear in some sort of "reader view" whether the native one or Tranquility Reader, and B) hitting refresh when in Reader View will defeat some soft paywalls but this does not work with, e.g., Tranquility Reader, so I still would prefer to be able to custom colors in the native Reader View feature, rather than rely on an addon.

1. Where are the current styles for Reader View even documented? 2. Is overriding them now restricted? 3. Why did the link color change from pink to blue in newer versions of Firefox (this is a terrible accessibility bug)? 4 .Where is the alluded to aboutReader.css stylesheet actually stored on my computer (it doesn't seem to be a file on the filesystem in the Firefox profiles folder, it seems more like it is embedded in the Firefox binary/executable)? 5. Will Firefox settings ever allow us to set colors specifically for Reader View (I don't mean the override settings for all web pages, particularly web pages not being rendered in Reader View ... that setting does not help in Reader View, nor would it be the desired preference for pages not in Reader View)?

Thank you.

Solved Archived 4 547

Another program on your computer installed an add-on ... repeatedly with every restart

This issue is happening with every newly installed add-on, but not with add-ons installed on or before Aug 3, 2024. The add-ons are installed via addons.mozilla.org. To r… (read more)

This issue is happening with every newly installed add-on, but not with add-ons installed on or before Aug 3, 2024. The add-ons are installed via addons.mozilla.org. To rule out the possibility that it's happening only with specific add-ons, I also installed one of the random recommendations on that page, Augmented Steam which has 54,248 users, and it happens with that one as well.

I'll click Enable, but the prompt appears every time I restart Firefox.

What I've tried (with a restart after each attempt):

  • Clear the startup cache
  • Delete extensions.json
  • Delete compatibility.ini
  • Via about:config deleted extensions.databaseSchema and extensions.getAddons.databaseSchema
  • Excluded Add-ons from syncing

I've noticed the following in extensions.json for each of the recent add-ons after restart:

  • syncGUID changes to presumably random new value
  • active changes from true to false
  • userDisabled changes from false to true
  • seen changes from true to false
Solved Archived 8 537

Is it possible to remove Mozilla's title bar?

Hi. I was just looking at Google Photos on both Firefox and Chrome. Chrome had a bigger picture because the window had only the tabs bar and the address bar, and Firefo… (read more)

Hi. I was just looking at Google Photos on both Firefox and Chrome. Chrome had a bigger picture because the window had only the tabs bar and the address bar, and Firefox has an additional title bar. I was wondering if it would be possible to remove the title bar so the picture on both browsers were the same size?

Solved Archived 6 526

Firefox remains in the background when opening urls out of other applications

Hello I use Firefox 132.0.1 under Fedora 14 Linux. Whenever I click an urls in another application (e.g. Libreoffice, Keepass...) a new tab is opened in Firefox (accordi… (read more)

Hello

I use Firefox 132.0.1 under Fedora 14 Linux. Whenever I click an urls in another application (e.g. Libreoffice, Keepass...) a new tab is opened in Firefox (according to Firefox's settings), but Firefox itself does not pop up in the foreground, it remains in the background. I highly appreciate the setting 'open links in tabs instead of new windows'. But FF only comes to foreground in case I deactivate 'open links in tabs instead of new windows'. How can I prevent FF to stay in the background in case 'open links in tabs instead of new windows' is enabled?

Thank you in advance

Solved Archived 5 498

latest versions of firefox (now at 140.0.1) keeps opening onto my 2nd monitor which is off - how to stop it doing it.

latest versions of firefox (now at 140.0.1) keeps opening onto my 2nd monitor which is off - how to stop it doing it. Tried making new profile which works for awhile, but… (read more)

latest versions of firefox (now at 140.0.1) keeps opening onto my 2nd monitor which is off - how to stop it doing it. Tried making new profile which works for awhile, but sooner or later they all bump it to the 2nd monitor and it never comes back - tried moving to primary and closing it there, but next time back on #2. Open 2nd window while first is on primary, and that goes to 2nd monitor...

Archived 4 479

Pocket icon missing from Firefox desktop

Why it disappeared? It was always there. I am logged in Pocket and tried to restart Firefox. Maybe it has to something do with recently added AI side panel? It seems that… (read more)

Why it disappeared? It was always there. I am logged in Pocket and tried to restart Firefox. Maybe it has to something do with recently added AI side panel? It seems that since then my Pocket icon is missing. Browser version: 140.0.2 (64-bit) OS: Linux Mint MATE 21.3 (Virginia) Kernel: 5.15.0-143-generic

Archived 3 418

User.js file does not apply

I've installed firefox with pacman on Linux, and I installed arkenfox. It did not work, I tried other user.js', none worked. I've also tried wiping my entire firefox root… (read more)

I've installed firefox with pacman on Linux, and I installed arkenfox. It did not work, I tried other user.js', none worked. I've also tried wiping my entire firefox root folder, then using arkenfox, but did not work.

Archived 4 380

Disable session restore does not work

I would like to disable automatic session restore completely. When I restart my PC, crashes or anything like that, I do not want Firefox to restore my previously opened t… (read more)

I would like to disable automatic session restore completely. When I restart my PC, crashes or anything like that, I do not want Firefox to restore my previously opened tabs or windows. When I open firefox after a system reboot / crash, I want to only open my default home page. Only if I manually click History > Restore Previous Session should firefox ever restore my session, otherwise never restore my sessions.

I tried unchecking Settings > Startup > Open previous windows and tabs, and also tried following this article: https://support.mozilla.org/en-US/questions/1182594

My sessions still restores after my computer restarts or crashes.

Why do I want this? When I reboot my computer, I want a clean slate to start from scratch, not the dozens of pages (and other software) I had open from my previous session.

I am running linux mint btw.

Archived 1 369

How to KEEP Firefox from REVERTING Alt bringing up main menu

See this topic: https://support.mozilla.org/en-US/questions/1278533#question-reply Pressing Alt in Firefox in Linux (Ubuntu/Kubuntu/Linux Mint 22.xx) brings up a top menu… (read more)

See this topic: https://support.mozilla.org/en-US/questions/1278533#question-reply

Pressing Alt in Firefox in Linux (Ubuntu/Kubuntu/Linux Mint 22.xx) brings up a top menu, which is hugely annoying as I'm always trying to to a window action if I'm pressing Alt.

The suggested solution is to go to about:config and change ui.key.menuAccessKeyFocuses to "false".

But this keeps reverting itself. (Between every other reboot?). Alt will again bring up this menu.

How can I permanently disable this shortcut?

Archived 2 330

Correlation between Background and Firefox Data Collection and Use

I recently explored the backgrounds on Firefox. I choose one of the, because they look really nice. But after I changed my Firefox Data Collection and Use settings the ba… (read more)

I recently explored the backgrounds on Firefox. I choose one of the, because they look really nice. But after I changed my Firefox Data Collection and Use settings the background disappeared.

Why do you have to keep "Allow Firefox to send technical and interaction data to Mozilla" and "Allow Firefox to install and run studies" enabled?

Solved Archived 3 290

Launch geometry

The latest version of Firefox (115) always launches at fullscreen size in linux. I rarely use any application at full screensize because I like to have other windows ope… (read more)

The latest version of Firefox (115) always launches at fullscreen size in linux. I rarely use any application at full screensize because I like to have other windows open on the desktop at the same time. Virtual desktops are not always convenient. I have tried using the -geometry option at the command line, which is usual honoured by applications running under X11, but this is ignored. Nor can I grab the bottom right-hand corner and drag it diagonally to resize it dynamically. Maybe there is a setting somewhere for initial size?

Solved Archived 2 288

Where is the "More actions" menu in firefox/thunderbird?

What has happened to the "More actions" menu button - the one that normally is in the upper left corner of windows (see the attached image)? I have just installed a new … (read more)

What has happened to the "More actions" menu button - the one that normally is in the upper left corner of windows (see the attached image)?

I have just installed a new PC, with Debian 12 and KDE (plasma 5.27.5); the other windows have this menu button, but not Firefox and Thunderbird. Is there a way to get it back, eg by moving the menu bar out of the title bar and back to where it used to be?

Solved Archived 5 270

"Note: Not all extensions can be allowed in Private Windows." okay, BUT WHY?

I know it may sound a bit strange, but I would like to know WHY an extension is not allowed in a private window, so I might understand the reason why I'm not able to diag… (read more)

I know it may sound a bit strange, but I would like to know WHY an extension is not allowed in a private window, so I might understand the reason why I'm not able to diagnose an issue I'm having with fucking amazon who has their cart all over the place for a misconfiguration in firefox that either I did or an extension is causing, however I'm unable to figure out which because I can't enable extensions in private windows, where the issue does not happen, so I'm not able to reproduce and isolate the problem. Specifically, this article: https://support.mozilla.org/en-US/kb/extensions-private-browsing Plus, I was kinda expecting I could run STG in private too, since it offer such nice and rich grouping and memory management features vanilla FF does not (PS: please take inspiration and bake it inside!!) Thanks in advance.

Solved Archived 3 240

extra mouse buttons causing trouble

hi, I recently purchased a new wireless mouse and keyboard... and my only problem is that there are a couple extra buttons on my new mouse... roughly thumb position... an… (read more)

hi, I recently purchased a new wireless mouse and keyboard... and my only problem is that there are a couple extra buttons on my new mouse... roughly thumb position... and are by default set to navigate backward and forward.... I'm running ubuntu linux... which results in accidentally clicking back midway through a video or podcast and losing my position more often than you'd expect... any idea how I might either reassign or disable them entirely on the software side of things? thanks. -dan

Solved Archived 2 228

Enable letters in the context menu

I have a Linux PC where, when I right-click, I see shortcut letters in the context menu (the one that appears when you right-click). So, if I want to inspect an element, … (read more)

I have a Linux PC where, when I right-click, I see shortcut letters in the context menu (the one that appears when you right-click). So, if I want to inspect an element, I right-click on it and press Q, and the inspector opens right away. This saves me time from navigating through the menu. However, on my other MacOS PC with Firefox, it doesn't do the same. I've searched for solutions but haven't found any.

Archived 4 220

When are touchscreen gesture navigations going to be supported?

In Chromium you can go a page backward or forward by swiping one finger to the left or right. This works really well. I have been missing this feature in Firefox for year… (read more)

In Chromium you can go a page backward or forward by swiping one finger to the left or right. This works really well. I have been missing this feature in Firefox for years now. Without it navigation in the browser is tedious on Linux tablets or phones.

Is something similar ever going to be implemented?

Archived 3 220