Users on 64-bit Windows who download Firefox can get our 64-bit version by default. That means you get a more secure version of Firefox, one that also crashes a whole lot less. How much less? In our tests so far, 64-bit Firefox reduced crashes by 39% on machines with 4GB of RAM or more.
What’s the difference between 32-bit and 64-bit?
Here’s the key thing to know: 64-bit applications can access more memory and are less likely to crash than 32-bit applications. Also, with the jump from 32 to 64 bits, a security feature called Address Space Layout Randomization (ASLR) works better to protect you from attackers. Linux and macOS users, fret not, you already enjoy a Firefox that’s optimized for 64-bit.
How do you get 64-bit Firefox?
If you’re running 64-bit Windows (here’s how to check), your Firefox may already be 64-bit. Check your Firefox version (in the “About Firefox” window) and look for “(32-bit)” or “(64-bit)” after the version number:
Step – 2 After installation open the Mozilla Firefox Then Click on Open Menu, Three Lines below to Browser close Button then Click on Options. Mozilla Open Menu Step – 3 There will open a window Click on Advance Option then go to update option. Important: By default, Firefox is set for automatic updates. To prevent Firefox from automatically updating itself after you install an older version, you'll need to change your Firefox update settings: Click the menu button and select Options. In the General panel, go to the Firefox Updates section. Windows 7 Windows 8 Windows 10 - English. Mozilla Firefox is safe, fast, easy to navigate. With its regular updates, the developers try to give the best experience to its users. Mozilla Firefox is a web browser that offers users ease of use and security. It is designed to support HTML5, Javascript, and WebGL. Download Mozilla Firefox, a free web browser. Firefox is created by a global not-for-profit dedicated to putting individuals in control online. Get Firefox for.
- If you see “(32-bit)” and you are running Firefox 56.0 or older, updating to the latest Firefox version should automatically upgrade you to 64-bit.
- If you see “(32-bit)” and are running Firefox 56.0.1 or newer, then your computer may not meet the minimum memory requirement for 64-bit (3 GB RAM or more). You can still manually install 64-bit Firefox, if you choose.
All versions
See allMozilla Firefox Download For Windows
A powerful, new engine that’s built for rapidfire performance. Firefox Quantum is twice as fast as Firefox was before. Less memory usage means more space for your computer to keep running smoothly. Your other programs will thank you. Whether you’ve opened 10 or 1000, switching between tabs is faster than ever with Firefox’s new, responsive engine. Instantly import your online info and favorites from any other browser.
Mozilla Maintenance ServiceMozilla Firefox For Windows 7