You can install the Maya Web browser plug-in for your default Web browser through the Maya Help menu.
To install the Maya Web browser plug-in automatically
Files to install the Maya Web browser plug-in are installed with your Maya installation in the ExternalWebBrowser folder under your Maya folder, with separate folders for each supported platform. By default, this is:
You can skip this step if you are using Internet Explorer only.
Copy PlugIn\npmcpplugin.dll into the plugins folder of your Web browser (for example, <FirefoxLocation>\plugins).
You must register the COM object. In the Program Files\Autodesk\Maya2012\devkit\ExternalWebBrowser\Windows\src\COM directory, double-click Register.bat.
For further details, see the instructions in <Maya Directory>/devkit/ExternalWebBrowser/COM.
Examples of scripts that communicate with Maya through the Web browser can be found in the Examples directory under the ExternalWebBrowser directory, including a JavaScript file that contains many useful Maya-web browser communication functions, such as browser and platform detection, presence of plug-in, and error handling.
As well, we provide a document in the same directory to help you transition existing solutions designed to work with the Maya embedded web browser to the external web browser approach.