GRE® POWERPREP® II, Version 2.1 Software Installation Instructions for Mac® Users

Before You Begin

Before you install POWERPREP® II, Version 2.1, make sure your computer system meets the minimum system requirements.

Download the POWERPREP II, Version 2.1 Software for Mac Users

If you have problems downloading the software, see the Downloading/Installation section of the POWERPREP II Frequently Asked Questions for guidance.

To download the software, follow these steps:

  1. Click this button:

  2. The POWERPREP II.pkg downloaded is saved under Downloads.

Install the POWERPREP II, Version 2.1 Software

If you have problems installing the software, see the Downloading/Installation section of the POWERPREP II Frequently Asked Questions for guidance.

To install POWERPREP II (for Mac® System Users), follow these steps:

  1. Go to Finder→Downloads and double click on the POWERPREP II.pkg file to install the application.

  2. Mac installer for the pkg file is invoked. The Introduction panel is the first install screen encountered.

  3. After selecting Continue, the Read Me file is displayed which lists the basic MacOS requirements for the application to run smoothly. Select Continue to proceed with the install.

  4. On the End User License Agreement page, carefully review the software license agreement and then click Continue.

  5. Select Agree on the pop up to agree to the terms and continue the installation. User must accept the terms of the agreement to install the software.

  6. For some users, depending on the OS X, an extra panel 'Select a Destination' is included as part of the Standard Mac installation. Click on the option Install for all users of this computer to enable the Continue button, and select Continue to proceed with the installation.

  7. The Installation type displays the disk space that will be used by the application.

  8. Select the Customize button to display the default installation path.

  9. Select Install and input the admin username and password. After you enter the admin password, select Install Software to start the install.

  10. The Installation progress bar will be displayed. Once the installation is complete, the Summary panel will be displayed.

  11. Select Close on the Summary panel to close the Standard Mac installation panel.

Start POWERPREP II, Version 2.1 Software

Once the POWERPREP II application has been installed, launch it by double-clicking the 'POWERPREP' under Finder ... Applications ... POWERPREP II.

Technical Support

If you are experiencing problems downloading the POWERPREP II file:

Contact Information

If a problem still exists, send a description of it to or call 1-914-747-9075, Monday through Friday, 8 a.m.–11 p.m.; Saturday 11:30 a.m.–8 p.m.; and Sunday 11:30 a.m.–11 p.m. Eastern Time. Emails sent to the download support hotline will be answered within one business day of receipt.

To help us respond quickly and accurately to your inquiry, include the following information with your email:

  • Description of problem
  • Date(s) and time(s) of day(s) download was attempted
  • Browser type (e.g., Safari)
  • Computer make and model
  • Amount of memory (RAM)
  • Type of Internet access (Dial-up or broadband)
  • Operating system (e.g., Lion 10.7)
  • Type of monitor
  • Printer make and model

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