Microsoft^® Internet Explorer 4.01 with Service Pack 2 addresses top issues reported to Microsoft Technical Support regarding Internet Explorer 4.01 and includes all security patches which have been released since Service Pack 1.

Note: Internet Explorer 5 users do not need Internet Explorer 4.01 Service Pack 2. Internet Explorer 5 is not affected by these issues.

The following list details the top issues that have been addressed with Service Pack 2 to give Internet Explorer 4.01 users the best experience on the Web with Internet Explorer.

Service Pack 2 is part of Microsoft’s continued commitment to provide Windows customers easy access to the most updated Internet Explorer technologies, rather than requiring customers to install multiple patches.

All of the updates for Microsoft Internet Explorer, as well as all other Microsoft products, are available in the Microsoft Knowledge Base on the Web at http://support.microsoft.com/.

• Secure lock sign disappears while connected to a secure page. While connecting to a secure Web site, the security key in the status bar would occasionally disappear, making users think they are no longer secure when in fact they are.

• Left-most part of the status bar is not wide enough. The left portion of the status bar was too narrow for users to be able to view some long URLs.

• Interface language defaults to English in country-specific locales. After installing Internet Explorer on a PC with regional settings on, dialogs and buttons would occasionally appear in English.

• Cannot install Internet Explorer 4.01 from CD after failed download/setup. In certain circumstances, users could not install Internet Explorer 4.01 from a CD if a previous attempt at downloading the code failed during setup.

• "Window.External JScript" patch. Protects customers against a JScript vulnerability.

• "Cross Frame Navigate" patch. Protects customers against an issue with cross-frame security.

• "Dotless IP Address" patch. Protects customers against attempts to bypass certain Internet Explorer Security Zone settings.

• "Untrusted Scripted Paste" patch. Protects customers against an issue with programmatic paste.

• "Frame Spoof" patch. Protects customers against an issue that could allow a malicious Web site operator to create a false window that imitates a window on a legitimate Web site.

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