### Define Installation Components

Define the components and subcomponents of your installation.

If you want to view descriptions about a specific component or subcomponent, highlight the field. Information appears in the Description field of the main window.

Caution: Prior to installing __INSTBLE__ software, you must have installed and configured Windchill, Info*Engine and the necessary third-party products. For complete details about the required products and the installation and configuration instructions, see the Windchill Installation and Configuration Guide.

#### Installation Directory

Enter the directory where the __INSTBLE__ software is to be installed.

The directory must be the directory where you installed Windchill and Info*Engine.

Note: The default the Windchill installation directories are C:\ptc\Windchill on Windows systems and /opt/ptc/Windchill on UNIX systems.

#### Platforms

Select the types of the machines that are to access this installation directory. PTC.Setup detects the hardware platform of your machine and lists that machine type as the default.

#### Components

There is only one component to install: Service Pack. Keep the default check mark to install the service pack software.

#### Languages

By default, all Windchill-supported languages that are available are automatically installed.

#### Disk Space

The available disk space for the installation directory specified is shown in the (Disk Space) Available field.

The disk space required to install the components selected is shown in the (Disk Space) Required field.