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Questions tagged [firefox-for-android]

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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3 votes
0 answers
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Is there a way to force enable Reader View in Firefox Android on pages where the icon doesn't appear?

From this question about Firefox in general I have tried everything except the custom css answer. How can I force enable Reader Mode in the Android app? Even the about:config page won't open. Maybe it'...
Captain Man's user avatar
0 votes
0 answers
11 views

Web browser with no media and no downloads? [migrated]

I need a web browser like Chrome or Firefox but with the following features: No media (video, audio, images, GIFs, etc) No downloading of any files (PDFs are fine though) Important: this needs to be ...
KnockoutKiss's user avatar
0 votes
1 answer
92 views

GeckoView-based Kiosk app?

I've had trouble with video playback using Android Kiosk. I gather it's because of the apps reliance on WebView. Firefox is playing the videos well. Is there a current Kiosk app available based on ...
sebinho's user avatar
0 votes
0 answers
174 views

Modify PWA link in firefox for android

I 'installed' a page as a PWA with Firefox for Android; however, the entrypoint url specified in the page's manifest is not the url I want to open. In my example, Instagram, it opens instagram.com, ...
Lukor's user avatar
  • 101
0 votes
0 answers
382 views

Youtube plays a video when my phone is locked and when it should not be playing anything

On my Samsung 20 FE 5G I'm getting a bad problem with YouTube on a browser. If I watch a video and it ends you get the standard auto play next video in 10 seconds. If I click on the youtube icon, to ...
Shane Gannon's user avatar
0 votes
2 answers
3k views

Opening items from the Google News feed using Firefox?

I'm using the Google News feed (swipe left from home) a lot. However, I want to open the respective links using Firefox instead of Chrome (mostly because I can disable autoplay on Firefox, but not on ...
Christian Finke's user avatar
3 votes
0 answers
236 views

Why does Firefox app connect to Facebook sites very often according to TrackerControl?

I noticed for a while using the app TrackerControl that Firefox connects to Facebook sites very often while I surf the web, for example a simple search on Google, or a search on Startpage.com which ...
bonzo's user avatar
  • 31
1 vote
0 answers
176 views

Native Messaging in Webextension on Firefox Android is supported but how?

Firefox Android is my favorite mobile browser, due to the support of webextensions. According to this MDN documentation Native Messaging in Firefox Android > 68 is supported. That's great, and even ...
Janghou's user avatar
  • 153
2 votes
0 answers
422 views

Firefox for Android: How to specify timezone ≠ UTC with `privacy.resistFingerprinting=true`?

I use Firefox for Android (Mull). I have "resist fingerprinting" (privacy.resistFingerprinting in about:config) enabled. That results in Firefox being forced to report its time in UTC to ...
Golar Ramblar's user avatar
2 votes
1 answer
352 views

Default browser is automatically reset to Chrome

Firefox is my default browser since forever, until as of a sudden it stopped to be, and Chrome is set as default. I can set it back to Firefox but it eventually lasts only for some time. Suddenly ...
papanito's user avatar
  • 125
2 votes
0 answers
724 views

How can I make Firefox (or any other Android browser) automatically redirect me/automatically change URLs?

There are at least two cases where I'd like my phone's browser to automatically replace all URLs that fit a pattern: www.reddit.com/XXX --> old.reddit.com/XXX, and XXX.fandom.com --> XXX....
Skaramuche's user avatar
1 vote
0 answers
48 views

How to automate clearing Firefox (Fenix) browsing data?

On desktop this is considerably easy: enable the setting to "delete cookies and website data when closing Firefox" in about:preferences#privacy and (optionally) schedule a task to kill the ...
user598527's user avatar
5 votes
1 answer
2k views

Firefox for Android refuses loading any website

I wanted to give Firefox for Android a try (I'm a long-time Chrome user), but after installing it from the Play Store, I discovered it refuses to load any website, always showing this security warning ...
Master_T's user avatar
  • 293
2 votes
0 answers
71 views

Debugging Firefox on Android

I had the following: on Firefox on Android, some links in a facebook post behaved this way: I got a pop-up window that there's no Internet and I should try again, and then the following screen ...
Gergely's user avatar
  • 143
2 votes
0 answers
39 views

Web browsers' privacy - how much does the OS know?

TL;DR: When using 3rd-party web browsers (e.g. Firefox), how much does the OS (Android) know about the user's activities? Most information on the internet about privacy-focused web browsers focuses on ...
zire's user avatar
  • 21
0 votes
0 answers
87 views

Firefox "Open links in apps" blacklist?

I'm generally OK with urls opening dedicated apps, but there's 2 exceptions: youtu.be youtube.com i don't want these 2 urls to open in the dedicated youtube app. is there some way to blacklist these ...
hanshenrik's user avatar
0 votes
1 answer
69 views

How to turn off Firefox Android autocomplete ads?

On a previous version of Firefox for Android, I was able to turn off the address bar ads. By address bar ads, I mean that, e.g., if I type in "al" into the address bar, the site "...
Him's user avatar
  • 101
2 votes
1 answer
1k views

Desktop Firefox on Android

Is it possible to run the full desktop Firefox on Android somehow? Since the UI rewrite, Firefox Mobile is lacking quite a few features and is really bad to use on a device with a bigger screen (...
Dakkaron's user avatar
  • 331
0 votes
0 answers
32 views

Firefox Reader Mode lost my form input

I accidentally clicked on the stupid Reader Mode button in Firefox while I was typing into a form on a webpage, then quickly tapped it again to return to normal mode, but it reloaded the page, losing ...
Solomon Ucko's user avatar
5 votes
2 answers
6k views

How can I install Greasemonkey, Tampermonkey, or similar in Firefox Android?

I have Firefox 94.1.2 on a Pixel 3XL with Android 10. I'm trying to install a user-script extension like Greasemonkey Tampermonkey. addons.mozilla.org shows these are both available for Android: ...
tim11g's user avatar
  • 433
1 vote
0 answers
512 views

Can Firefox on android be set to open bookmarks in current tab rather than opening in an new tab?

I am running LineageOS 16.0.20200308 (android version 9) on a Samsung Note 3 (hlte) and have Firefox 94.1.2 installed. When I open a bookmark in Firefox it opens in a new tab and I would prefer the ...
brett stevens's user avatar
0 votes
0 answers
126 views

Firefox for Android: How to change upload app?

I'm using 94.1.2 on Android 11. For upload handling I accidentally set a file manager app. Now I want to change the app or at least get the request popup back, which asks me which app (Google Photos, ...
lmoly's user avatar
  • 111
1 vote
0 answers
268 views

Can't left click with USB Mouse on Firefox for Android in Tablet mode

I have a Rog Phone II (ZS660KL) & Desktop dock (ZS600KLD). When docked, the Rog phone asks the user to pick a display mode between: Mirror mode Twinview mode Tablet mode Mirror mode is way too ...
MrBrody's user avatar
  • 183
2 votes
2 answers
2k views

How to change user agent sent by firefox?

I'd like to change user agent in firefox runnig on android, but there is no add-on for this, and no about:config. What can I do?
user avatar
1 vote
1 answer
76 views

IBM website zoomed in too far in various browsers

Android 11; Samsung Galaxy A20 (SM-S205G) I've had a long-standing problem on my Android phone with IBM Community forum websites. Forum postings like this one are zoomed in too far. I can't read the ...
User1973's user avatar
  • 143
0 votes
2 answers
481 views

How to change Bing Search to my default search engine in Firefox?

After installing Microsoft's Outlook app I noticed that when going to search for something on the Internet by selecting text and searching, I am forced to use Bing instead of my default search engine (...
Chris Rogers's user avatar
1 vote
0 answers
55 views

android firefox 68.0 weird background colour

The firefox browser on my Samsung tablet appears to have a pink background on the bookmark list panel and "back button" history list pane. On the history panel, there's a pink stripe under ...
monkeyboy's user avatar
0 votes
2 answers
52 views

Close tab and end current page in browser. When I restart FireFox, Chrome or other browser on Android phone or tablet, last page browsed comes up

On my Windows computer, if I close a browser page, the next time I launch the browser, it goes to my home location. This is true regardless of the browser so far as I can tell. On my Android tablets (...
Charles Kenyon's user avatar
1 vote
1 answer
2k views

How do I disable Javascript in the stable version of Firefox in Android?

Sometimes I need to disable Javascript on some webpages for various reasons. From a rather old post on Mozilla Support and some other sources, I learned that it is done through about:config. However, ...
paki eng's user avatar
  • 193
6 votes
1 answer
22k views

How do I open about:config in Firefox on Android?

A lot of settings on Firefox for Android need about:config, but I cannot open it by typing in the address bar. Here is a screenshot 15 seconds after I typed about:config in the address bar and pressed ...
paki eng's user avatar
  • 193
1 vote
2 answers
99 views

Firefox stable version

If I go to the Play Store, and pull up Firefox, I notice that its version 88.0.0-beta.3. I searched some more and found another version that is 87.0.0-rc.1 I dont want a beta version or rc version, I ...
Zombo's user avatar
  • 1
1 vote
0 answers
72 views

Firefox Android with password storage

Can you suggest a good solution how I can store my passwords secure with Firefox for Android? Firefox sync has no "cloud storage" which means I have no cloud backup. Keepass2Android with ...
firendlyQuestion's user avatar
1 vote
1 answer
2k views

How can I always get desktop version of web sites using Firefox for Android?

Some sites offer restricted functionality based on mobile user agent. Although the current Firefox for Android (67.2.0) offers the ability to select Desktop site from the menu, I'm required to do ...
Dale's user avatar
  • 473
1 vote
0 answers
185 views

How can I enforce Google SafeSearch on Firefox/Chrome?

I'd like to enforce Google SafeSearch on Firefox/Chrome on Android. Is there any way to do it? For example, if I enable it and then switch to Incognito/Private mode the setting will disappear. For ...
Octavian Niculescu's user avatar
1 vote
0 answers
40 views

Does sync work on Firefox Lite for Android

As a privacy conscious user I am trying to decouple as much as possible from our internet overlords Google, Facebook, Twitter et al. To that end I have decided to shift from using Google Chrome to ...
sghosh's user avatar
  • 11
1 vote
0 answers
440 views

Can't close browser tabs

I'm having an issue with an LG G pad. Chrome 87.0.4280.101 Firefox Daylight 84.1.2 (Build #2015783145) OS Android 5.1.1 LG-V940n Build/LMY47V I don't do much with it other than email, browsing and ...
user339541's user avatar
3 votes
1 answer
4k views

How to check Firefox/Chrome developer console/tools on Android without a computer?

I am aware of these two questions How can I access the browser console on Opera Mobile on Android? Is it possible to open developer tools console in Chrome on Android phone? However the first one ...
Gonçalo Peres's user avatar
0 votes
0 answers
733 views

Scroll problem with my android mouse

I have a HUAWEI MediaPad M5 Lite 10 tablet I use it with a mouse connected to USB thanks to this adapter. For some time with my mouse, I can no longer scroll through the pages of browsers like Firefox ...
tatane's user avatar
  • 61
0 votes
1 answer
52 views

Firefox for Android showing "There is a more recent version of the page [...], do you want to reload?"

When I reopened Firefox after a few hours, it normally opens the last website I've viewed, but it displayed for a second a strange message popup similar to: There is a more recent version of the page ...
Someonesomewhere's user avatar
2 votes
0 answers
832 views

On Firefox on Android, how to disable DNS over HTTPS and do normal DNS lookups via port 53?

I want Firefox on Android to be able to browse to local domain names on my LAN: http://koffiezetapparaat.lan should resolve to http://192.168.1.120 for instance. This works on desktop Firefox, but ...
Exeleration-G's user avatar
4 votes
2 answers
6k views

How can I use userscripts on Firefox for Android?

As of October 2020 I can't seem to find a working add-on/extension for Firefox on Android. Tampermonkey's page says the add-on is not compatible with Android, but I think it used to work fine a while ...
user1306322's user avatar
2 votes
2 answers
3k views

Use Firefox as the in-app browser instead of Chrome

When I click a link in another app, say "Gmail" for instance, it opens up an in-app browser to view it. When you click on the top right menu bar, you can see that at the bottom it says "...
Peeyush Kushwaha's user avatar
0 votes
1 answer
159 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 ...
3D1L's user avatar
  • 255
0 votes
0 answers
532 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.
traylifting's user avatar
-1 votes
2 answers
54 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 ...
Gloria's user avatar
  • 1
0 votes
0 answers
250 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-...
Nova's user avatar
  • 3,379
2 votes
0 answers
43 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. ...
user avatar
0 votes
0 answers
77 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 ...
Gudeez's user avatar
  • 1
0 votes
0 answers
1k 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 ...
Gudeez's user avatar
  • 1
5 votes
3 answers
4k 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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