1. 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).
  2. Use the Mozilla VPN for full-device protection for all apps. With servers in 30+ countries, you can connect to anywhere, from anywhere.

Microsoft’s Edge browser is basically the evolution of the Internet Explorer browser. It’s been available on PCs since 2015 and now it’s arriving on the Mac.

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:

Install mozilla for windows 7
  • 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.
Firefox browser for mac download If you need to run 32-bit Firefox or manually install 64-bit Firefox, you can simply download and re-run the Windows (32-bit or 64-bit) Firefox installer from the Firefox platforms and languages download page.

By default, Firefox updates automatically. You can always update manually, in which case an update is downloaded but not installed until you restart Firefox.

Please note this video shows an older version of Firefox. The screens shown may have changed.
Note: If you use your Linux distribution's packaged version of Firefox, you will need to wait for an updated package to be released to its package repository. This article only applies if you installed Firefox manually (without using your distribution's package manager).
  1. Click the menu button , click Help and select About Firefox.On the menu bar click the Firefox menu and select About Firefox.
  2. The About Mozilla FirefoxAbout Firefox window opens. Firefox will check for updates and download them automatically.
  3. When the download is complete, click .
Firefox browser for mac downloadImportant: If the update didn't start, didn't complete or there was some other problem, you can go to the Systems & Languages page to download and install the latest version of Firefox for your system and language or you can use this download link (see How to download and install Firefox on WindowsInstall Firefox on LinuxHow to download and install Firefox on Mac for more information).Firefox Browser For MacFirefox browser for macbook download

Stay safe: Download only from the official Mozilla links above to avoid malware and other online threats.

Firefox Browser For Macbook

Update settings can be changed in Firefox OptionsPreferences. Click the menu button and select .. In the General panel, scroll down to the Firefox Updates section.

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