Questions tagged [about-config]
The about-config tag has no usage guidance.
47
questions
1
vote
2
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734
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Firefox: quick and simple way to close current window and open new window?
In the Firefox webbrowser:
Is there a quick & simple way to close the current window and open a new window instead?
(Sidenote: For the purpose of this question, there is only 1 currently open ...
- 261
1
vote
0
answers
51
views
Configuring content process sandbox level in Thunderbird
I am using Thunderbird 115.6.0 on Linux (Debian 12). In the menubar, clicking on "Help" > "Troubleshooting Information" shows Thunderbird's sandbox settings:
Notice that the ...
- 271
2
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0
answers
348
views
How to allow WebAssembly in Firefox for specific websites only
In Mozilla Firefox's about:config, I have disabled WebAssembly by setting javascript.options.wasm to false. However, there are some trusted websites where I want to allow WebAssembly. How do I define ...
- 271
1
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0
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332
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open firefox about pages without the address bar
I can't seem to open the firefox about pages without using the address bar.
I've tried this in javascript with no success :
window.open('about:profiles')
Does anyone knows how can I do that ?
It ...
- 121
1
vote
0
answers
654
views
Firefox stays in browser full screen after minimizing the browser that had a full screen video open
Behavior on my Firefox:
Go to youtube or any video website
Click the full screen button on a video
Minimize Firefox
When maximizing Firefox, the previously full screen video is no longer full screen, ...
- 163
0
votes
1
answer
129
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can I reprot my own fake name of OS I am using with Mozilla FireFox?
My bank with IB stops supporting Windows 8.
I'm using it along with Mozilla FF.
How can I send my own version of OS (say Windows 10) so that I can continue using Internet Banking ?
- 33
1
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1
answer
116
views
What is the default value for "highlightAll" in Firefox's about:config?
I was trying to find a way to permanently enable "Highlight All" on the find bar, but accidentally toggled highlightall instead of findbar.highlightAll. I can't find any documentation on ...
- 201
7
votes
2
answers
8k
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Firefox, how to have very small tab size and no tab-scroll buttons
Both Chrome and Firefox introduced the Search tabs list menu.
In my view, this completely negates the need for the (very annoying imo) tab-scrolling feature of Firefox (i.e. when you have what they ...
- 959
3
votes
1
answer
1k
views
Texts without sub-pixel rendering in Firefox and its variants (Librewolf, Tor, etc) look blurry in LCD monitors
This problem occurs for tabs font as well as font in Library manager:
Can you test and confirm it? Is there any solution? Can I force enable sub-pixel rendering?
Things I tried before:
disabling ...
- 55
0
votes
1
answer
526
views
Firefox preference to set default permission for handling various protocols (e.g. "tel:" links)?
I have the tel: protocol's default handler set to Microsoft Your Phone, so I can place calls and send SMS from my computer. When I click a tel hyperlink in Firefox (e.g. tel:(555)555-5555), I get a FF ...
- 381
2
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2
answers
273
views
Disable Firefox sponsored results
To my horror, I just noticed today that Firefox injects sponsored results into
any search:
I want this gone now. Is it possible to disable?
- 1
2
votes
1
answer
444
views
Firefox ESR on Linux Showing Windows 10 user agent and Will Not Change
For some bizarre reason, Firefox ESR 68.0 running on Debian Linux shows Windows 10 as its user agent when inspected in help>troubleshooting information.
Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/...
- 79
1
vote
1
answer
968
views
For Firefox Quantum (v70) where can I find the theme/persona background image?
Is there a way to get the background image for a Firefox theme downloaded from the Mozilla add-on website? Mainly I want the image for this theme:
https://addons.mozilla.org/en-CA/firefox/addon/...
- 21
1
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0
answers
108
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Are firefox about:config entries saved somewhere besides prefs.js?
I played around with the about:config in firefox. I saved the prefs.js file beforehand in case something goes wrong. When I stop firefox now and replace the file with my earlier copy, the prefs in ...
2
votes
4
answers
4k
views
Firefox show download URLs
With Firefox, I can select History Show All History and
it has a "Location" column with the URLs.
If I select Tools Downloads, it shows the size of each
download, but it does not show URLs. It does ...
- 1