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Firefox Policies

We try to deploy Extension Management Settings via GPO. Goal is to allow only whitelisted extensions, but don't block themes, dictionaries and locales. Below find the J… (read more)

We try to deploy Extension Management Settings via GPO.

Goal is to allow only whitelisted extensions, but don't block themes, dictionaries and locales.

Below find the JSON-settings deployed to the client, which should allow all themes and whitelisted extensions. Unfortunately this blocks everything except whitelisted IDs. See example screenshot with error-message, when trying to install a theme. We don't want to whitelist locales or themes, they should be still allowed for installation.

What I'm doing wrong? - Thanks for your feedback.

##############
{
"*": {
"installation_mode": "blocked",
"allowed_types": ["theme"]
},
"uBlock0@raymondhill.net": {
"installation_mode": "allowed"
},
"jid1-ZSMfwe4lCAw9oQ@jetpack": {
"installation_mode": "allowed"
}
}

Asked by Mario.Daub 11 months ago

Answered by Mike Kaply 11 months ago

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Date.prototype.toJSON() and Date.prototype.toISOString() discrepancy

console.log(new Date().toJSON()); console.log(new Date().toISOString()); // Actual output: // 2023-05-27T04:21:13.004Z // 2023-05-27T06:21:13.005Z // Expected output: /… (read more)

console.log(new Date().toJSON()); console.log(new Date().toISOString());

// Actual output: // 2023-05-27T04:21:13.004Z // 2023-05-27T06:21:13.005Z

// Expected output: // 2023-05-27T06:21:13.004Z // 2023-05-27T06:21:13.005Z

This happens only on Firefox and Firefox Developer Edition on one of my PCs and not the other. Firefox is version 113.0.2 (64-bit) and DE is 114.0b9 (64-bit)

Anyone experienced this before?

Asked by Mathias Frost 11 months ago

Answered by cor-el 11 months ago

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Ebay running very slow in Firefox

Since probably 3 or 4 weeks ago Ebay through Firefox has been terribly slow. I have selected the option not to track in the address bar and still the same problem. I ru… (read more)

Since probably 3 or 4 weeks ago Ebay through Firefox has been terribly slow. I have selected the option not to track in the address bar and still the same problem. I run ebay through MS Edge and runs perfectly. Happens to me in 3 out of 4 computers. Only in 1 works ok, very strange...

Speed connection in all of them is at least 200mb/s

Thanks.

Asked by XMG 11 months ago

Answered by XMG 11 months ago

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Youtube Videos have extreme brightness since several weeks

Moin all, since some several weeks I'm facing a real anoying problem. Every Youtube (and other platforms) Video shows extreme brightness. It looks like as someone record… (read more)

Moin all,

since some several weeks I'm facing a real anoying problem. Every Youtube (and other platforms) Video shows extreme brightness. It looks like as someone recorded the video directly in the sun. An example is the best so I attached a Photo with FF in the top left, Chrome in the top right and Edge at the Bottom. Only the frames have been a bit cropped for privacy.

The video shown in the screenshot can be found here. Today I also tried a fresh installation of my Win 11 and also FF (Had some free SSD around for that). But this had no effect, it looked the same. The only change I can see is when the Troubleshoot mode is being activated. But only while this mode is active. If FF is being reset or even new installation (like before fresh Win 11), no change.

Cause of this behaviour I also mentioned FF Video Stream is not HDR. The others show HDR but as not every Youtube Video can be HDR I think this is not the Problem. Anyway, I don't want to change my favorite browser which was working now for about 20 years.

Does anybody have a clue what is causing this or is it a bug?

greets indy

Asked by indiana 11 months ago

Answered by cor-el 11 months ago

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Firefox preventing Mac from sleeping

I have noticed in the last few days that Firefox is keeping my Mac from sleeping. This seems to have started around the time of updating Firefox to version 113.0.2 which… (read more)

I have noticed in the last few days that Firefox is keeping my Mac from sleeping. This seems to have started around the time of updating Firefox to version 113.0.2 which happened 4 days ago. Any thoughts on how to debug this?

Asked by Rumboogy 11 months ago

Answered by Rumboogy 11 months ago

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Reinstalling my Firefox data from a PC that dies to a new one

My laptop died but I have been able to rescue the SSD and turn it into a USB connected external drive. I can see all data from my old PC. I have tried to copy all of my… (read more)

My laptop died but I have been able to rescue the SSD and turn it into a USB connected external drive. I can see all data from my old PC.

I have tried to copy all of my User, Local Apps Data Mozilla Profile data folders to my new Laptop but the data does not appear when I fire up Firefox on the new laptop.

The old laptop folder was c:\Users|Phil, the new laptop is C:\Users\Phill {setup of new PC added a second L to my name}

Is this an issue ?



Asked by phil.libbis 11 months ago

Answered by cor-el 11 months ago

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Firefox is popping up a small pop-up asking for a password.

Everything under Logins and Passwords, and Forms and Autofill is unchecked. A "Primary Password" has never been set in firefox. Can't get it to stop asking, which is ma… (read more)

Everything under Logins and Passwords, and Forms and Autofill is unchecked. A "Primary Password" has never been set in firefox.

Can't get it to stop asking, which is made worse by the fact that nothing is selected to prompt it nor is anything stored for it to use.

Asked by Shawn.Janson 11 months ago

Answered by jscher2000 - Support Volunteer 11 months ago

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Webcam help

Scroll down until you find "PERMISSIONS" and find for "Camera". Click on "Settings" that is parallel to "Camera". Now, select/type all websites, that you want to give pe… (read more)

Scroll down until you find "PERMISSIONS" and find for "Camera". Click on "Settings" that is parallel to "Camera". Now, select/type all websites, that you want to give permission/access to your camera.

Never used a webcam before, but i did that... the site is there, it says allow... i'm on the website now, says webcam not found... am i forgetting something? do i even have one? i'm at the library...

Tim

Asked by ttaylor11133 11 months ago

Answered by jscher2000 - Support Volunteer 11 months ago

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Firefox's pinned tabs closing

Hello everyone. I've been using Firefox for quite a few years now and I'm used to keep my pinned tabs open after closing and then opening a Firefox windows. Yesterday I… (read more)

Hello everyone.

I've been using Firefox for quite a few years now and I'm used to keep my pinned tabs open after closing and then opening a Firefox windows.

Yesterday I noticed that after closing the navigator with the "X" in the tool bar menu, as I usually do, the pinned tabs are not "recovered" when opening again.

This happened randomly without configuration changes involved and drivers/firefox are updated to the last version available.

Moreover, I've tested the same in my notebook and it works just fine, as it keeps the tabs open when a new window is open.

Is there any troubleshooting for this or do you have any idea what could have caused this to happen?

Let me know if you need any additional info. Thanks in advance!

Asked by g.calissi 11 months ago

Answered by g.calissi 11 months ago

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windows 10 firefox 113.0.2 and firefox developer 114.0b8 won't play videos

hello, i've facing this issue for weeks. i've completely abandoned windows server 2019 as daily os and installed windows 10 with latest patches. installed firefox and fi… (read more)

hello,

i've facing this issue for weeks. i've completely abandoned windows server 2019 as daily os and installed windows 10 with latest patches. installed firefox and firefox developer as usual and did my same settings for years. but videos can't be played on reddit, twitter and linkedin. i tried to refresh browser, disabled addons (only ublock and enhancer for youtube is installed) to be sure. but still got nothing. in my laptop with same addons and same privacy & security settings could play videos.

twitter: https://i.imgur.com/rnPSWpd.png

linkedin: https://i.imgur.com/LPrBbuA.png

i can share everything that would solves the problem. thank you in advance.

Asked by firefox_ruined_my_life 11 months ago

Answered by firefox_ruined_my_life 11 months ago

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Firefox blocks pop-ups from a website that has an exception for pop-ups.

I have a website that open pop-ups automatically using javascript. That is the expected behaviour of it. So I went into Firefox options and made an exception for that sit… (read more)

I have a website that open pop-ups automatically using javascript. That is the expected behaviour of it. So I went into Firefox options and made an exception for that site. If I go to the site and wait so it can do its thing, it opens about a few of them, and then Firefox decides that the rule I have set up is garbage, and firefox decides to ignore it and block the pop-ups from the site.

Why?

Why on Earth does Firefox decides that he must do something against the rule that the user has set up. Why does it have this completely disrespect to the user settings?

I am honestly really mad at whoever decided that ignoring an exception from the user was the default behaviour.

Now, if someone knows enough what is going on they will tell me, go to about:config, go to this obscure command and change its value, value which I can't know without coming here and ask. If I create an exception, then I am in my right to expect that the browser should do exactly as the exception has been configured.

By the way I have tried with the troubleshooting mode and still happens.

Asked by mail1729 12 months ago

Answered by jscher2000 - Support Volunteer 11 months ago

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Facebook Bugs When Using Firefox

These bugs have probably already been reported but just in case they haven't there's an issue where dates can't be viewed on Facebook posts without hovering the mouse cur… (read more)

These bugs have probably already been reported but just in case they haven't there's an issue where dates can't be viewed on Facebook posts without hovering the mouse cursor over the title of the post. The other bug is the cursor often, but not always disappears when commenting on posts.

Asked by eugbug1 11 months ago

Answered by TyDraniu 11 months ago

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As a website owner, prevent firefox VPN modal from appearing on our page.

Hello, I am a developer on an emergency intervention hotline for sexual assault. Firefox is now throwing up psuedo-modal advertisements for it's VPN above pages. See… (read more)

Hello,

I am a developer on an emergency intervention hotline for sexual assault.

Firefox is now throwing up psuedo-modal advertisements for it's VPN above pages. See attached screenshot for example.

It is absolutely IMPERATIVE that our visitors do not receive these new modal advertisements that Firefox is throwing at them. What can I do to prevent Firefox's new browser-hijacking advertisements from showing up on our hotline pages?


I experienced this on Twitter, and it 100% was not part of the dom. It also greyed out the tab bar, and prevented me from opening the menu with alt. I know how to make it not show up anymore on my machine, but how can I prevent it from appearing on visitors to my website, who are in some of the most vulnerable times of their life.

Asked by lordpidey 11 months ago

Answered by Paul 11 months ago

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Facebook not showing data and date on every post on Firefox

I noticed that on Facebook there is not shown data and time on every post. Some posts show this info, the other don't. I cleared cookies, deleted Facebook from history bu… (read more)

I noticed that on Facebook there is not shown data and time on every post. Some posts show this info, the other don't. I cleared cookies, deleted Facebook from history but it didn't help. On Chrome everything is showing normally. I put Firefox in solving problems mode, with add-ons off, it didn't help too. Any solutions?

Asked by matskrzela 11 months ago

Answered by cor-el 11 months ago

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How to keep the loading page icon animation enabled?

I stupidly upgraded to the worst system in the world, Windows 11, and the silly animations caused serious strain on my device. I disabled the animation effects in setting… (read more)

I stupidly upgraded to the worst system in the world, Windows 11, and the silly animations caused serious strain on my device. I disabled the animation effects in settings, but now when I use Firefox as usual, the loading page icon animation has become a static hourglass icon, which is unfriendly. How can I enable the loading page icon animation while keeping the system animation effects turned off?

Asked by 愿景 11 months ago

Answered by jscher2000 - Support Volunteer 11 months ago

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Error with facebook page

I'm using the latest version of firefox, at the moment i had a trouble. Text of timeline zone of my facebook hidden, first timeline unhide but other timeline hidden. I'm … (read more)

I'm using the latest version of firefox, at the moment i had a trouble. Text of timeline zone of my facebook hidden, first timeline unhide but other timeline hidden. I'm restart my firefox, remove and resync ... but this error continue. I'm try other browser as chrome, brave no error. How to fix it? I'm the fan of Firefox but user experience too bad with this error I'm upload some images screenshot with error and no error with chrome browser. ++

Asked by clonemux001 11 months ago

Answered by cor-el 11 months ago

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Firefox 113 - tab bar moved to above tool bar

I've just installed Firefox 113.0 and my tab bar is now above the toolbar and bookmarks bar. Up until 112, the tab bar was below the bookmarks bar. I have no changed anyt… (read more)

I've just installed Firefox 113.0 and my tab bar is now above the toolbar and bookmarks bar. Up until 112, the tab bar was below the bookmarks bar. I have no changed anything in UserChrome and in fact that file is still dated 2020. I've searched but haven't found an explanation. Anyone know what changed or is this just a bug? Thanks

Asked by bobbd 1 year ago

Answered by cor-el 1 year ago

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Firefox won't open .pdfs in Acrobat

I have always read downloaded .pdf files in Acrobat. I inadvertently changed the setting to "Open in Firefox" (I got a prompt and clicked it without intending to). I have… (read more)

I have always read downloaded .pdf files in Acrobat. I inadvertently changed the setting to "Open in Firefox" (I got a prompt and clicked it without intending to). I have changed the preference back to "Use Adobe Acrobat" in Settings/General/Applications, but Firefox keeps opening pdfs in a browser window. How do I get Firefox to abide by my preference setting?

Asked by Alan Sanstad 11 months ago

Answered by Alan Sanstad 11 months ago