Setup Sets Internet Explorer 4.0 as Default Browser

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If you want to set a different browser as the default, follow the steps that correspond to the browser you are using.

Earlier Versions of Internet Explorer

Multiple versions of Internet Explorer cannot coexist on the same computer. If you have an earlier version of Internet Explorer, it is upgraded to Internet Explorer 4.01 SP1 by the Setup program.

Netscape Navigator (3.x and 4.x)

To set Netscape Navigator as the default browser:

1. Start Netscape Navigator. The following dialog box appears:

   Navigator is no longer registered to handle Internet Shortcuts. Would you like to register Navigator as your default browser?

2. Click Yes.

The Netscape Navigator prompt mentioned above also contains the following option: If you select this option, the prompt to set Netscape Navigator as the default browser does not appear, and you cannot make Netscape Navigator the default browser. The following procedures describe how to display this prompt again in Netscape Navigator versions 3.x and 4.0.

Netscape Navigator 3.x

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

1. Start Registry Editor (Regedt32.exe).
2. Locate and select the "IgnoreDefCheckn" string under the following key in the registry:
   
   

   HKEY_CURRENT_USER/Software/Netscape/Netscape Navigator/Main

3. On the Edit menu, click Modify, type no for the value data, and then click OK.
4. Quit Registry Editor.

Netscape Navigator 4.x (Communicator)

1. Locate the following file in the Netscape folder:

   Prefs.js

2. Locate the following entry:

   user_pref("browser.wfe.ignore_def_check", True);

3. Replace the word "True" with the word "False."
4. Save the file, and then close the file.
5. Start Netscape Communicator. The prompt should now be displayed.

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