Questions tagged [firefox]

For issues specific to the Firefox browser on Android. A list of other browser-specific tags can be found in the 'browser' tag wiki.

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35 views

How do you set your Android smartphone not to switch to the web browser app each time you click on a link?

I'm using Firefox in my android smartphone instead of Chrome (Chrome app is not installed), but I think that it applies the same anyways. In the past when I clicked on a link (from emails, or other ...
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0answers
74 views

How to get bookmarks on new tab in Firefox Daylight

Firefox just updated on my phone to the new 'Daylight' release, and the bookmarks are no longer on the new tab screen. Is there any way to get my bookmarks displayed on the new tab screen on the new ...
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15 views

How can I backup my Fennec profile, properly?

I need to backup my Firefox/Fennec profile folder. One way to achive that is by copying it into an external storage. Although, I'm affraid restoring it will not be easy, due to file permissions.
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2answers
38 views

How do I change default search provider in Firefox?

I have been using All the Internet on my computer and now I want to make it my main search provider in Firefox on my Galaxy S20. Does anyone know how to change your main search provider so it would ...
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9 views

Geckoview Firefox missing features

The Firefox for Android upgrade FAQ mentions missing features in the new geckoview version of Firefox, but I couldn't find a list of missing features. What features will be missing after the upgrade?
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67 views

How to force Firefox Nightly to install an addon?

Firefox Nightly refuses to install addons unless Mozilla "recommends" them. That's an artificial restriction.[1] How to bypass it? [1] https://support.mozilla.org/en-US/kb/add-compatibility-...
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0answers
34 views

Better Protection for Login Data on Firefox for Android?

Across the Desktop, Android and iOS versions of Google Chrome and Android, Firefox for Android is the only browser that allows viewing the list of saved passwords even when a master password is set. ...
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0answers
51 views

How can I sign up for a Firefox account?

I want to back-up bookmarks and history, but the Sync "application" on my android device "cannot connect to network" and the webpage only provides a never ending swirl, even on a ...
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0answers
38 views

Where are Firefox bookmark and history files stored?

And what are the names? I want to copy each in the event of device failure. Sync is apparently not an option as the Sync "application" has returned "'Cannot connect to network" for ...
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1answer
30 views

CA certificate somehow not taken by browsers on android

This is a follow up question related to this answer. In short: I am importing the self signed Root CA certificate into android system via Settings -> Security -> Trusted Credentials -> ...
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24 views

Firefox’s “Add to Home Screen”, but different profiles & privacy

I have Firefox 68.9.0 on Android 8.1.0. Some websites allow one to add them to the home screen, a part of HTML5's Progressive Web App, and the website can then be viewed as if it's a real app, without ...
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162 views

How do I create a working filter to block sites, etc with NoRoot Firewall?

NRF seems fine for blocking applications' use of data, but not blocking sites or other communication with them on a case-by-case basis; it's an all-or-nothing proposition. I've followed guides on how ...
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79 views

Firefox Android Clearing download history without deleting the file

On the desktop version of Firefox, when I open "Show All Downloads" and there "Clear Downloads", the history of downloads is cleared, but the downloaded files are present in the folder still. This is ...
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1answer
227 views

Chrome and Firefox cannot add specific URL to home screen

I'm using Chrome and Firefox on Android 10. I need to add a link to my home screen and I can't find a way to add the specific link. I know that I can do the following: Go to the URL Tap the overflow (...
6
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1answer
379 views

Copy URL with unicode symbols without percent-encoding in Firefox

Methods used on Desktop version don't work. I have both browser.urlbar.decodeURLsOnCopy=true and network.standard-url.escape-utf8=false and URLs are still encoded.
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1answer
34 views

Under what path is the data for Firefox extensions stored?

/data/data/org.mozilla.firefox is the directory in which Firefox's data is stored on Android. Where are Firefox's extensions' settings and data stored in there? The best I can tell is that they're ...
2
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1answer
203 views

How to transfer Firefox bookmarks (and saved logins, etc) from one phone to another **without** using Firefox's “sync”, 3rd-party apps nor root?

Title says it all, pretty much. A quick Google search (surprizingly) did not return any pertinent results. I guess it might boil down to copy-pasting some system folders/files from one Android ...
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97 views

Problems inspecting firefox for android tab. Error cannot connect to the debug target. TypeError: this topWindow is null

I'm having problems using firefox to inspect a tab in firefox for android. I get this error when I try to inspect a tab in about:debugging Error cannot connect to the debug target. See error details ...
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1answer
51 views

Can we stop Gmail from calling home to google before resolving a url?

When you click on a link in gmail on your phone, it first queries www.google.com with the url of your query, and then redirects to the destination URL. Is there a way to stop this "feature" of google ...
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30 views

Page loading stops and cannot be resumed when changing tabs in Android Tor Browser

I'm trying out the Tor browser on Android 9.0 (device is not rooted). When I open a page and change tabs before the new page is fully loaded, the loading process is interrupted and cannot be resumed. ...
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1answer
28 views

How to end process while quiting, Firefox

Firefox has a quit button in it's menu. My settings are check marked to clear all data upon closing. However, quitting Firefox is still leaving the process running and the cache non-empty. So to ...
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1answer
72 views

How can I make the Firefox menu bar dark?

How can I make the Firefox menu bar dark? The dark reader add-on doesn't change the Firefox menu color which is still white :
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1answer
92 views

Where Firefox for Android is keeping add-on generated files?

I want to find a folder, where Firefox for Android is keeping files generated by installed add-ons (list of saved tabs in OneTab, for example). I've tried to do a full root file system search (e.g. ...
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1answer
18 views

Firefox on an Android tablet

I have just bought an Android 7 TABLET for convenient browsing and reading research (3-4 hours to kill once a week and more, free WiFi available) and for stand-alone navigation (GPS capable). No SIM ...
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1answer
75 views

Firefox extension for android

I installed search by image Firefox add-on . But I can't see the extension button that we see next to search box on desktop version. Where do I find it?
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1answer
303 views

How to open links directly in Firefox full browser?

In some apps (Google News, Read - Simple RSS Reader) when I tap on a link, it won't directly open in Firefox but in a simplistic viewer, supposedly also by Firefox. From there I only have two choices, ...
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183 views

permissions.default.microphone on Firefox for Android

I want Firefox for Android to allow microphone access by default, so I don't have to click a notification window all the time. In the desktop version you can go to about:config in the url bar and set ...
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0answers
136 views

How to limit the 'User Data' size of Firefox Android?

The User Data of Firefox Android goes on increasing every day.. To reduce it, I have to clear storage data and personalize all the settings once again after every few days. I have set it to clear ...
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1answer
218 views

Prevent automatic redirects in Mobile Firefox for Android

How can I turn disable redirects in Firefox for Android? Here is a solution that works for desktop Firefox: Prevent automatic redirects in Firefox Unfortunately the accessibility.blockautorefresh ...
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1answer
106 views

What is this blue button next to URL in Android Firefox?

The blue document looking icon:
2
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1answer
318 views

How do I open an offline website on Android?

I have a directory with some .html files, some .jpgs, an index.html file, and some other stuff. If I drag the index.html into chrome (or other browsers) on my desktop PC this static/offline website ...
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1answer
167 views

Firefox for Android doesn't autofill saved/synced paswords since installing and uninstalling external password manager

Firefox sync was working on all my devices as my logins and passwords were perfectly synced. The problem started when I was offered to install the Lockwise app on Android. Where logins were available ...
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0answers
27 views

Select the audio devices in Firefox mobile

I want to contribute to the mozilla voice project from my phone but sometimes the firefox selects the loudspeaker and sometimes the ear speaker. I don't seem to have any control over this. How can I ...
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1answer
33 views

Firefox on Android, “Save to PDF” — where does the PDF go?

I am using the steps here. But... nothing happens, and when I troll around the file system, I do not spot any new pdf. What am I doing wrong?
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3k views

How do I open a .ab file on my computer

I have a windows 10 desktop and I did a few google searches and from what I have read it's possible to open the file through Android Studio somehow? I have also read stuff to do with perl, java, etc ...
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66 views

Firefox Android Synced tabs problem

I had a lot of tabs open on firefox on my android phone. I was also managing them on my computer and they appeared in a "synced tabs" list. For whatever reason firefox on my android crashed and when ...
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1answer
180 views

How to undo “Enable autofill for [website]” in Firefox?

My question is similar to [Undo "Disable autofill for [app]" one), but the solution doesn't work for me, so please bear with me. I'm using Keepass2Android for autofill. It works great in ...
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29 views

trouble maker when I write email or username

When I want to write email or username, or when I search for topics e.g. on stack overflow, when I begin to write, I see immediately on the screen things I wrote in the past and sometimes, despite ...
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1answer
54 views

How to make fennec(firefox) not reopen and automatically load the last open tab?

After removing the Firefox Android browser (Fennec) activity and reopening it again, the lastly open tab appears and loads the webpage. How can this be disabled? (by this, I mean that the tab that ...
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1answer
206 views

Is Mozilla Firefox for Android Fennec, using same Desktop Firefox “Quantum Engine”?

I have, up to now always thought that Firefox for Android (codenamed Fennec) uses much of the same codebase as the Firefox for Desktop (Linux/Mac/etc...). However this recent post on HackerNews makes ...
7
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2answers
18k views

How do I enable DNS over HTTPS on Firefox for Android?

I found the option to enable DNS over HTTPS for Firefox on the desktop but I can't find it on the Android version of the browser. Is it supported? How do I enable it?
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0answers
1k views

How to save sessions in browser

I use Session Buddy browser session manager chrome plugin quite heavily on desktop and I want similar functionality on android. I know chrome does not have plugin support on Android. So I tried bunch ...
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1answer
20 views

How do I use a U2F key to log into google account in firefox on android

My u2f key is already setup and working as the second factor on my google account, and I've used it many times, including using it with this tablet via usb. I now want to log into my google account ...
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1answer
22 views

Android Firefox Using A Lot Of Memory [closed]

My Android Firefox is using a lot of memory. What can be done about it?
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0answers
50 views

Fresh install of OS+Firefox and now there's a persistent notification

I just reformatted and reinstalled things on my phone to fix some issues. I installed Firefox from apkmirror and now there's a mostly persistent notification that shows up when I go to certain sites (...
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2answers
99 views

How to navigate to top/bottom of page in mobile firefox

Is there a way to quickly navigate to the top/bottom of the current page in mobile firefox (i.e. the equivalent of using the home/end keys in the desktop version)?
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0answers
84 views

Disable push notifications from a non-HTTPS website on Firefox Mobile

I visited a YouTube proxy website, NSFWYouTube, and since then I receive unwanted push notifications from that site like this: [image above, not showing for me, is https://i.stack.imgur.com/xV11T.png]...
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1answer
308 views

Saving links with Pocket on Android browsers?

Should I have a bookmarklet of some sort that does that? There doesn't appear to be a button to do that in Firefox mobile or for Google for Android which is strange since there's a Pocket App for ...
1
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1answer
108 views

What could cause a page opened on Firefox to have an enormous data usage?

I have opened the rather innocuous page on reputable website Quanta Magazine using Firefox Android 65.0.1 (with NoScript installed) and left it open. The data usage rapidly burned through 1 GB of ...
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3answers
3k views

How to access files via localhost in firefox browser

I'm looking for a way to access my devices files in Firefox. The reason for this is I want to use an extension to read *.md file. I know that I can use file:/// to access files, but the extension can'...