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This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Settings

Manage and customize your product experience with settings, add-ons, and more.

Finestra d'informació de la pàgina

La finestra «Informació de la pàgina» del Firefox us proporciona detalls sobre la pàgina on esteu. També pots utilitzar-lo per canviar els permisos del lloc web.

Actualitzat per darrera vegada el: 1/11/23

Finestra d'opcions

Creada: 3/4/09

Fer una còpia de seguretat de la vostra informació

Creada: 16/11/08

Finestra d'opcions - Tauler de pestanyes

Creada: 3/6/09

La barra de cerca

Creada: 20/1/10

Utilitza la interfície del Firefox en altres llengües amb paquets de llengua

Els paquets de llengua proporcionen llengües addicionals per la interfície de Firefox. Apreneu com aconseguir paquets de llengua i canviar la llengua de la interfície.

Actualitzat per darrera vegada el: 22/3/18

Segells de complement

Sabreu si una extensió es revisa regularment si té un dels segells llistat en aquest article.

Creada: 15/8/22

In English

Make Firefox your default browser on Windows

Manage local site storage settings

Customize Firefox controls, buttons and toolbars

Connection settings in Firefox

Thunderbird and Junk / Spam Messages

Automatically fill in credit card and payment method data on Web forms

Firefox's performance settings

Import settings and data into Thunderbird for Android

Restore the Menu bar in Firefox

Automatically fill in your address on web forms

Add-ons in Firefox for iOS

Personalized extension recommendations

Tips for assessing the safety of an extension

Compacting folders

Firefox translation for Android

Legacy browser support extension for Windows

Move the navigation bar to the top or bottom of the app in Firefox for Android

Global Privacy Control

Multi-Account Containers

Message threading in Thunderbird - keep messages grouped by conversation

How to manage your camera and microphone permissions with Firefox

Recover lost or missing Bookmarks

Pop-up blocker settings, exceptions and troubleshooting

Allow or block media autoplay in Firefox

Filelink for Large Attachments

How to set the home page

Turn picture-in-picture mode controls on and off

Export your Thunderbird Profile

Manage your extensions using the extensions button in the toolbar

An extension changed my New Tab page or home page

Make Firefox your default browser

How do I restore my tabs from last time?

Signatures

Change your default search settings in Firefox

Add the Search bar to your Firefox toolbar

Recovering important data from an old profile

How to create and use mailing lists on Thunderbird

How to set up Firefox Sync in Firefox for Android

Bookmarks Toolbar - Display your favorite websites at the top of the Firefox window

JavaScript settings and preferences for interactive web pages

Manage my default search engines in Firefox for Android

Add or remove a search engine in Firefox

How to disable the Enterprise Roots preference

Compact mode workaround in Firefox

New in Thunderbird for Android version 8

Use the Firefox Sidebar to access bookmarks, history and synced tabs

Customize Date and Time formats in Thunderbird

Font size and zoom - increase the size of web pages

Archived Messages

Switch from Chrome to Firefox

Control audio or video playback with your keyboard

Restore previous session - Configure when Firefox shows your most recent tabs and windows

How to opt out of studies on Firefox for Android

Recommendations from Firefox

Manage optional permissions for Firefox extensions

Open Firefox automatically when you start your computer

How do I use the Firefox spell checker?

Use multiple profiles in Thunderbird

Customize the Firefox home screen

About Picture-in-Picture in Firefox

Auto-close open tabs in Firefox for Android

How to restore a browsing session from backup

Display the Thunderbird menus and toolbar

Customize your New Tab page to hide or display content

Manage saved passwords in Firefox for iOS

Choose display languages for multilingual web pages

Import settings and data into Thunderbird

Change the fonts and colors websites use

Use bookmark folders to organize your bookmarks

Usernames and passwords are not saved

View PDF files using Firefox’s built-in viewer

Share data with Mozilla to help improve Firefox

Thunderbird add-ons - frequently asked questions

What if I'm locked out of Two-Step Authentication?

Setting Firefox as the default browser does not work - What to do

Disable or re-enable Pocket for Firefox

Customize Firefox using Group Policy (Windows)

Dedicated profiles per Firefox installation

Drag and Drop errors with Firefox Launcher Process enabled and Windows UAC disabled - How to Fix

Protect your container tabs with Mozilla VPN

Secure Firefox passwords with device sign-in

Choose your preferred PDF viewer in Firefox

Cannot remove an add-on (extension or theme)

Manage file types and download actions in Firefox

Find and install extensions on Firefox for Android

Hyperlinks in Messages Not Working

Print simplified, clutter-free pages in Firefox

Access hidden tabs in Firefox

Set Firefox for Android to open links in native apps

Change website appearance settings in Firefox

Add alt text to images in your PDFs using Firefox

Change the program used to open email links

Config Editor

Installing an Add-on in Thunderbird

Access your add-ons with a Mozilla account

Turn on/off saved logins, login sync and login autofill in Firefox for Android

Importing Safari data into Firefox

Change your wallpaper in Firefox for Android

Domains to allow for Firefox

Firefox Suggest for Mobile

Block links from opening in external apps

Configure push email for Thunderbird for Android

Block and unblock websites with parental controls on Firefox

What to do if you can't download or save files

Accessibility features in Firefox - Make Firefox and web content work for all users

FAQ Changing IMAP to POP

How to disable or change the Thunderbird start page

Message List Columns

Configuration Options for Accounts

How to Customize the New Mail Sound

Scan QR codes in Firefox for Android

Voice input in Firefox for Android

Security panel - Junk, scam, antivirus, and password settings in Thunderbird

Customize Firefox using AutoConfig

Firefox starts automatically when I restart Windows

Install themes to change the look of Thunderbird

Assign shortcuts to search engines

Manage extension shortcuts in Firefox

Review installed extensions

Collections in Firefox

Firefox Browser welcome pages - helping you get more from Firefox products and services

Firefox for Enterprise Kiosk mode

Manage Firefox with Microsoft Endpoint Manager (Intune)

Tab context menu

How to configure Close Tab warnings in Firefox

Change your wallpaper in Firefox for iOS

Unified Toolbar

Thunderbird Android Telemetry

Using Dark Theme in Firefox for Android

How do I quit Firefox for Android?

Names but no Email Addresses are Displayed

Open Search

How to Customize Toolbars

Enable or disable search engines on Firefox for iOS

Manage saved passwords in Firefox for Android

Customize Firefox Home on iOS

Change the default language on Firefox for iOS

Scan QR codes in Firefox for iOS

Built-in themes in Firefox - alternative to complete themes

How to replace Google Assistant with a Firefox search

How is Facebook Container different from Multi-account Containers?

Customize Firefox using policies.json

Debugging policy issues

Unable to install add-ons (extensions or themes) in Thunderbird

Manage Firefox updates

See active policies on Firefox for Enterprise

How to fix Pocket login issues

Sync logins in Firefox desktop

Dangerous directories

Changing your two-step authentication device for your Mozilla account

Playing videos in Firefox for Android

Pocket sponsored stories on new tabs

Manage notifications in Firefox for Android

End of support for Adobe Flash

Primary Password is replacing Master Password in Thunderbird

Remove the Other Bookmarks folder from the Bookmarks Toolbar

View recently saved bookmarks from your homepage on Firefox for iOS

View bookmarks on your home screen

Personalize Firefox with colorways

View articles recommended by Pocket on your Firefox for iOS homepage

Upgrading from an older version of Thunderbird

New in Thunderbird 115 Supernova

Global Privacy Control in Firefox for Android

Multiwindow support on iPad for Firefox

Restore the default Smart Bookmarks Folders

How to fix preferences that won't save

Changes to toolbars and window sizes are not saved

Firefox doesn't save web form entries

HTML5 audio and video in Firefox

Change the default language of Firefox for Android

Closing multiple Tabs - option to disable warning

How to disable the built-in PDF viewer and use another viewer

Creating a Newsgroup Account

Configuration Options for Identity

Configuration Options for Tags

Configuration Options for Attachments

Certificates

Block a sender

How to Install and Use another Language in the Dictionary on Thunderbird

Installing Thunderbird on Ubuntu Linux

How to Subscribe to News Feeds and Blogs

Instant Messaging and Chat

Installing and Using another Language in the Dictionary

Uninstall Firefox for Android extensions

Save passwords in Firefox for Android

Set Firefox as the default browser for iOS

Add Firefox to the Today view on your iOS device

Set a homepage in Firefox for iOS

Change the default email program in Firefox for iOS

Advanced panel - System, network, updates, and other advanced settings in Thunderbird

Cliqz Recommendations in Firefox

Turn search suggestions on or off on Firefox for iOS

New Tab settings in Firefox for iOS

Privacy panel - Remote content and cookie settings in Thunderbird

Change themes in Firefox for iOS

Feed reader replacements for Firefox

How to use collections on addons.mozilla.org

Manage policies on macOS desktops

Disable high contrast mode in Firefox

Privacy settings in Firefox for Enterprise

Enforce policies on Firefox for Enterprise

Where can I find a list of policies for Firefox for Enterprise?

Managing policies on Linux desktops

Will policies I set work if users already installed Firefox?

Make Firefox for Enterprise the default browser

Set up Certificate Authorities (CAs) in Firefox

Configuring Networks to Disable DNS over HTTPS

Customize Firefox on macOS using configuration profiles

My privacy settings were changed from Custom to Standard

Turn push notifications on or off in Firefox for iOS

Add a Firefox widget to your Home screen

Grant camera access to Firefox for Android

Use Web Apps with Firefox for Android

Mozilla Voice Server Proxy Retiring

Unable to uninstall add-ons (extensions or themes)

How to opt out of studies on Firefox for iOS

View recent tabs on your Firefox for iOS homepage

View recent tabs on your Firefox for Android homepage

View articles recommended by Pocket on your Firefox for Android homepage

The language of the websites I visit changes when I turn Mozilla VPN on - What to do

Choose your opening screen for Firefox for iOS

How file downloads are handled in Firefox

How to move the search bar in Firefox for iOS

New in Thunderbird 102

Automatically fill in your address on web forms in Firefox for Android

Manage your Mozilla account newsletter and email preferences

How to disable the Firefox Relay autofill icon on online fields and websites

Site Permission Add-ons

What should I do if I'm redirected to the Firefox Relay FAQ when clicking a link within an email?

Autofill Credit Cards in Firefox for iOS

Address autofill on Firefox

Enable or disable Local Network Access on iOS

Choose which browser opens Pocket web content on your Android

Notifications in Thunderbird

Wrong home page opens when I start Firefox - How to fix

Make Firefox the default browser on Android

Illustration of hands

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