Malicious website errors - If you see a 'Suspected Attack Site!' Or 'Suspected Web Forgery!' Warning, Firefox has blocked access to the website you're visiting to protect you from malware or web forgery (phishing). For more information, see Phishing and Malware Protection (Mozilla.org). Refresh Firefox - reset add-ons and settings. A Refresh can fix many issues by restoring Firefox to its default state while saving essential information like bookmarks and passwords. According to an update to the Project Fission wiki page, Site Isolation can now be enabled inside versions of Firefox Nightly, the Firefox version where new features are tested. R/firefox: The latest news and developments on Firefox and Mozilla, a global non-profit that strives to promote openness, innovation and opportunity.
Firefox for Android
Web browser for Android smartphones and tablets
Firefox for iOS
Firefox for iPhone, iPad and iPod touch devices
Firefox for Enterprise
Firefox Site Permissions
Firefox Quantum for businesses
Firefox Lite
Mobile browser for Indonesia, India, The Philippines, and Thailand
Firefox Site Isolation
Firefox Reality
Web browser for virtual reality headsets
Mozilla VPN
Firefox Site Settings
VPN for Windows 10, Mac, Linux, Android, and iOS devices
Firefox Private Network
Browse securely on public Wi-Fi using a Firefox add-on.
Firefox Lockwise
Mobile app that gives you access to passwords you've saved to Firefox.
Hubs
Virtual 3D meeting spaces for collaborating with friends, family, and colleagues on your browser or VR headset
Firefox for Amazon Devices
Browser for Amazon devices
Thunderbird
Email software for Windows, Mac and Linux
Firefox Focus
Automatic privacy browser and content blocker
Enhanced Tracking Protection in Firefox for desktop
Firefox Site Blocker
Enhanced Tracking Protection in Firefox automatically protects your privacy while you browse.
Common Myths about Private Browsing
Learn more about common misconceptions about Private Browsing in Firefox.
Insecure password warning in Firefox
Firefox warns you when a login form is not secure and your information could be stolen.
What's new in Firefox for Android
Learn more about the latest features on Firefox for Android.
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