Tefy

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

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Firefox Page Info window

Manage local site storage settings

Customize Firefox controls, buttons and toolbars

Firefox options, preferences and settings

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

Connection settings in Firefox

Multi-Account Containers

Make Firefox your default browser on Windows

Automatically fill in your address on web forms

Pop-up blocker settings, exceptions and troubleshooting

Restore the Menu bar in Firefox

Tab context menu

Global Privacy Control

Personalized extension recommendations

Firefox's performance settings

Make Firefox your default browser

Manage your extensions using the extensions button in the toolbar

Back up and restore information in Firefox profiles

Change the primary email address on your Mozilla account

Open Firefox automatically when you start your computer

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

How to manage your camera and microphone permissions with Firefox

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

Tips for assessing the safety of an extension

How to set the home page

Allow or block media autoplay in Firefox

Change your default search settings in Firefox

Switching from Chrome to Firefox

Recommendations from Firefox

Recover lost or missing Bookmarks

Add the Search bar to your Firefox toolbar

Add or remove a search engine in Firefox

An extension changed my New Tab page or home page

Search with the Firefox address bar

Compact mode workaround in Firefox

Recovering important data from an old profile

Manage file types and download actions in Firefox

Tab preferences and settings

How do I restore my tabs from last time?

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

Turn picture-in-picture mode controls on and off

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

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

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

JavaScript settings and preferences for interactive web pages

About Picture-in-Picture in Firefox

Secure Firefox passwords with device sign-in

How to disable the Enterprise Roots preference

Control audio or video playback with your keyboard

Manage optional permissions for Firefox extensions

Use bookmark folders to organize your bookmarks

Cannot remove an add-on (extension or theme)

Font size and zoom - increase the size of web pages

Share data with Mozilla to help improve Firefox

Disable or re-enable Pocket for Firefox

Customize your New Tab page to hide or display content

Usernames and passwords are not saved

Change the program used to open email links

View PDF files using Firefox’s built-in viewer

Print simplified, clutter-free pages in Firefox

How to restore a browsing session from backup

Use Firefox in another language

Change website appearance settings in Firefox

Change the fonts and colors websites use

Changes to toolbars and window sizes are not saved

How do I use the Firefox spell checker?

Assign shortcuts to search engines

Choose display languages for multilingual web pages

Manage extension shortcuts in Firefox

HTML5 audio and video in Firefox

Change your Mozilla account password

Feed reader replacements for Firefox

End of support for Adobe Flash

Block and unblock websites with parental controls on Firefox

Firefox doesn't save web form entries

Access your add-ons with a Mozilla account

Built-in themes in Firefox - alternative to complete themes

Dedicated profiles per Firefox installation

How to fix Pocket login issues

Sync logins in Firefox desktop

Configuring Networks to Disable DNS over HTTPS

Importing Safari data into Firefox

Remove the Other Bookmarks folder from the Bookmarks Toolbar

Personalize Firefox with colorways

Add alt text to images in your PDFs using Firefox

Choose your preferred PDF viewer in Firefox

Restore the default Smart Bookmarks Folders

How to fix preferences that won't save

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

Closing multiple Tabs - option to disable warning

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

Cliqz Recommendations in Firefox

How is Facebook Container different from Multi-account Containers?

Access hidden tabs in Firefox

Firefox starts automatically when I restart Windows

How to use collections on addons.mozilla.org

Disable high contrast mode in Firefox

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

Review installed extensions

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

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