By default, Firefox updates automatically. You can always check for updates at any time, in which case an update is downloaded, but it is not installed until you restart Firefox.
Note: If you have Mac OS X 10.7 (Lion) or 10.6 (Snow Leopard), you will need to download OS X El Capitan before you can upgrade to the latest Mac OS. While insecure versions of Firefox will continue to work on OS X 10.8 and earlier, using an up-to-date version of Firefox on a supported version of Mac OS will provide you with the best and safest. Download Mozilla Firefox for Mac 68.0-beta-14 for Mac. Fast downloads of the latest free software!
- Click the menu button , click Help and select About Firefox.Click the menu button , click Help and select About Firefox.On the Menu bar, click the Firefox menu and select About Firefox.
- The About Mozilla FirefoxAbout Firefox window opens. Firefox will check for updates and, if an update is available, it will be downloaded automatically by default.
- When the download is complete, click .
- If you are on a Mac computer with Apple Silicon and update from an older version to Firefox 84 or higher, you will need to fully exit and restart Firefox after the update (as explained here).
Stay safe: Download only from the official Mozilla links above to avoid malware and other online threats.
Note: Update settings can be changed in Firefox OptionsPreferencesSettings.
In the Menu bar at the top of the screen, click Firefox and select Preferences.Click the menu button and select OptionsPreferences.Click the menu button and select Settings.
In the General panel, go to the Firefox Updates section.Firefox 14.0.1
Windows
Operating Systems
- Windows XP SP2
- Windows Server 2003 SP1
- Windows Vista
- Windows 7
Please note that while the 32-bit and 64-bit versions of Windows Vistaand Windows 7 can be used to run Firefox 14, only 32-bit builds of Firefox 14 aresupported at this time.
Recommended Hardware
Download Mozilla Firefox Version 45
- Pentium 4 or newer processor that supports SSE2
- 512MB of RAM
- 200MB of hard drive space
Mac
Operating Systems
- Mac OS X 10.5
- Mac OS X 10.6
- Mac OS X 10.7
Recommended Hardware
- Macintosh computer with an Intel x86 processor
- 512 MB of RAM
- 200 MB hard drive space
Linux
Software Requirements
Please note that Linux distributors may provide packagesfor your distribution which have different requirements.
Download Mozilla Firefox 14.0.1
- Firefox will not run at all without the following libraries or packages:
- GTK+ 2.10 or higher
- GLib 2.12 or higher
- Pango 1.14 or higher
- X.Org 1.0 or higher (1.7 or higher is recommended)
- libstdc++ 4.3 or higher
- For optimal functionality, we recommend the following libraries or packages:
- NetworkManager 0.7 or higher
- DBus 1.0 or higher
- HAL 0.5.8 or higher
- GNOME 2.16 or higher