
In that case, you must manually install the prerequisite software and components that are described later in this article. If some of these prerequisites can't be installed automatically, the Internet Explorer 9 installation process won't finish. Their details vary, depending on the operating system that your computer is running. They are Internet Explorer 9 prerequisites. When you install Internet Explorer 9, additional software and components are also installed as part of the process.

Original product version: Internet Explorer 9 Original KB number: 2399238 This article helps you resolve the problem that some prerequisites of Internet Explorer 9 can't be installed automatically.

For more information, see Internet Explorer 11 desktop app retirement FAQ. The retired, out-of-support Internet Explorer 11 desktop application has been permanently disabled through a Microsoft Edge update on certain versions of Windows 10.
