← 返回首页
Firefox: The fast, private browser that keeps you safe — Firefox.com

Find your way back to a better internet

The web was meant to expand your world, not limit it. Firefox helps you shape a more personal internet that puts you back in control.

Download Firefox

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox Privacy Notice

PRIVACY

Privacy as a standard

Blocks trackers automatically. No setup. No guesswork.

FOCUS

Focus without distraction

Stay focused with tab groups, reader mode, and videos that stay in view.

CHOICE

Control and choice built in

Customize how AI shows up, or turn it off entirely.

Independence

Not owned by shareholders

We don’t sell your personal data and we never will.

Privacy without the work

Firefox protects your privacy automatically, with built-in tracker blocking from the start. You stay protected by default, without extra steps.

All your stuff on desktop, mobile, and tablet

Take your tabs, history, and passwords wherever you go.

Firefox works across platforms, so your data isn’t tied to one platform and stays encrypted by default.

Firefox protects your data

Firefox is built around clear privacy principles. We’re upfront about what data we collect, what we don’t, and how we use it.

Keep up with all things Firefox

Get how-tos, advice and news to make your Firefox experience work best for you.

Your email address
Select country or region Please select a country or region Afghanistan Akrotiri Albania Algeria American Samoa Andorra Angola Anguilla Antarctica Antigua and Barbuda Argentina Armenia Aruba Ashmore and Cartier Islands Australia Austria Azerbaijan Bahamas, The Bahrain Baker Island Bangladesh Barbados Bassas da India Belarus Belgium Belize Benin Bermuda Bhutan Bolivia Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory Brunei Bulgaria Burkina Faso Burma Burundi Cambodia Cameroon Canada Cape Verde Caribbean Netherlands Cayman Islands Central African Republic Chad Chile China Christmas Island Clipperton Island Cocos (Keeling) Islands Colombia Comoros Congo (Brazzaville) Congo (Kinshasa) Cook Islands Coral Sea Islands Costa Rica Croatia Cuba Curaçao Cyprus Czechia Côte d’Ivoire Denmark Dhekelia Diego Garcia Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Eswatini Ethiopia Europa Island Falkland Islands (Islas Malvinas) Faroe Islands Fiji Finland France French Guiana French Polynesia French Southern and Antarctic Lands Gabon Gambia, The Gaza Strip Georgia Germany Ghana Gibraltar Glorioso Islands Greece Greenland Grenada Guadeloupe Guam Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Honduras Hong Kong Howland Island Hungary Iceland India Indonesia Iran Iraq Ireland Isle of Man Israel Italy Jamaica Jan Mayen Japan Jarvis Island Jersey Johnston Atoll Jordan Juan de Nova Island Kazakhstan Kenya Kingman Reef Kiribati Korea, North Korea, South Kosovo Kuwait Kyrgyzstan Laos Latvia Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Luxembourg Macau Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia, Federated States of Midway Islands Moldova Monaco Mongolia Montenegro Montserrat Morocco Mozambique Namibia Nauru Navassa Island Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island North Macedonia Northern Mariana Islands Norway Oman Pakistan Palau Palmyra Atoll Panama Papua New Guinea Paracel Islands Paraguay Peru Philippines Pitcairn Islands Poland Portugal Puerto Rico Qatar Romania Russia Rwanda Réunion Saint Barthélemy Saint Helena, Ascension, and Tristan da Cunha Saint Kitts and Nevis Saint Lucia Saint Martin Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Sint Maarten Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and South Sandwich Islands South Sudan Spain Spratly Islands Sri Lanka Sudan Suriname Svalbard Sweden Switzerland Syria São Tomé and Príncipe Taiwan Tajikistan Tanzania Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tromelin Island Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom United States Uruguay Uzbekistan Vanuatu Vatican City Venezuela Vietnam Virgin Islands, British Virgin Islands, U.S. Wake Island Wallis and Futuna West Bank Western Sahara Yemen Zambia Zimbabwe
Select language Bahasa Indonesia Deutsch English Español Français Polski Português Русский 正體中文
Sign up