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How to configure Safari browser to work with PLATO Courses


Check whether Rosetta emulation mode is being used to run your Safari Web browser on your Intel Mac workstation. If Rosetta emulation mode is being dispabled you might see some of the following issues:

  • System keeps prompting to install Authorware plug-in; does not allow installation to complete on Mac workstation
  • Can you run Biology and Chemistry lessons requiring Authorware plug-in on Mac workstations?
  • Upon login, message says that your plug-ins are not loaded
  • Various erros running courseware on Intel Mac computers



  1. Go to the Applications folder and click on Safari.
  2. Select File > Get Info.
  3. Check "Open using Rosetta" in the Info window, if it is not already set.
  4. Close the Info window.
  5. Restart the computer.
  6. Uninstall all resident Adobe Flash Player, Shockwave Player, and Authorware Player plug-ins by dragging the icons in the Library > Internet Plug-Ins folder to the Trash.
  7. Install current versions of plug-ins from the Adobe web site. You can find links to download the required plug-ins in the following link : Which Plug-ins are required to run PLATO Activities?

Other Considerations

Use the System Requirements Checker to verify and assess your workstation's readiness to run PLATO courses:

How to use the System Requirements Checker tool on the PLATO Support Site


How to get more help

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