Installation of Genuine Microsoft Software plug-ins for your Mozilla Firefox browser

WGAPluginInstall and OGAPluginInstall are applications that install the Genuine Microsoft Software plug-ins for your Firefox browser. When you are prompted with the dialog box to download the application, you must either open and run the application or save it on your computer. If you have saved it on your computer, browse to that location and double-click the application to install the plug-in.

You must download and install the Genuine Microsoft Software plug-in to use this web site.

Verify the successful installation of the plug-ins

On successful installation, WGAPluginInstall places two files on your system. If you are missing any of these files, try running the WGAPluginInstall again to install the plug-ins. If you would like to verify whether these files exist on your computer:

  • Right-click the Start button, and then click Explore to open Windows Explorer.
  • Open the folder where you installed the Firefox Browser. The default location is C:\Program Files\Mozilla Firefox.
  • In the plugins subfolder, verify the presence of the npLegitCheckPlugin.dll file.
  • In the components subfolder, verify the presence of the nsILegitCheckPlugin.xpt file.

Are you ready to try again?

After you have completed the steps above and the Genuine Microsoft Software plug-ins have been sucessfully installed, continue on to run the test again to make sure that the problem has been resolved.