Official support for all Netscape client products will end on March 1st, 2008. Please see the announcement for more details.

Release Notes

These release notes cover what’s new and download and installation instructions.

What's New in Netscape Navigator

Security Fixes
These security fixes included in Mozilla Firefox have been included in Netscape Navigator
For the rest of the new features in Navigator 9, see What's New in Navigator 9.0?.

Downloading and Installing

System Requirements

Before installing, make sure your computer meets the system requirements.

Downloading Navigator 9

We provide Navigator 9 for Windows, Linux, and Mac OS X. You can get the latest version of the browser on the downloads page. For older versions, see the Netscape browser archive.

Installing Navigator 9

To install Navigator on Windows, double-click on the installer that you downloaded from the downloads page. The installer will walk you through the rest of the installation.

Mac OS X

To install Navigator on Mac OS X, open the DMG file that you downloaded for the downloads page and drag the Navigator application to your Applications folder.


To install Navigator on Linux, extract the archive you downloaded and run ./netscape/navigator from a terminal. (This will execute the browser; there are no formal installation instructions available for Linux.)

Removing Navigator 9

You can remove Navigator 9 through the Control Panel in the Start Menu on Windows, by removing the Navigator application on OS X, or by removing the navigator folder on Linux.

Removing Navigator 9 won't remove your bookmarks, web browsing history, extensions or other add-ons. This data is stored in your profile folder, which is located in one of the following locations depending on your operating system:

Windows 2000, XPDocuments and Settings\<UserName>\Application Data\Netscape\Navigator\
Windows NTWINNT\Profiles\<UserName>\Application Data\Netscape\Navigator\
Windows 98, MEWindows\Application Data\Netscape\Navigator\
Mac OS X~/Library/Application Support/Navigator/
Linux and Unix systems~/.netscape/navigator/

Netscape Navigator is based on Mozilla Firefox