Visit the Wolfram Workbench Request webpage to download Wolfram Workbench 2.
When the download is complete, double-click the file to extract the files and launch the installer. Your system should extract the files for you. If you have trouble extracting the files, please contact Technical Support.
When the Wolfram Workbench Setup window appears, click Next.
By default, Wolfram Workbench is installed in the directory C:\Program Files\Wolfram Research\WolframWorkbench\2.0\. To choose another destination directory, click Browse. Click Install when you are ready to begin copying files.
Once all the files have been copied to your hard drive, launch Wolfram Workbench by choosing Start ▶ All Programs ▶ Wolfram Workbench 2.0 ▶ Wolfram Workbench 2.0.
A window will appear asking you to select a workspace. Either accept the default or browse to select a different folder for your workspace, then press OK.
Wolfram Workbench will now start and you will see the main window. This completes the installation process.