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How do I find out which operating system I have on my computer?


  • Right-click on the My Computer/Computer icon on your desktop (if it does not appear on the desktop go to the Start menu and right click on My Computer/Computer from there)
  • Select Properties
  • In the System window the operating system information will be displayed, this also shows what Service Pack you have

Screen shot of the System Properties

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Apple Mac

  • Click the on the Apple icon in the top left hand corner of the desktop
  • Select About This Mac from the menu which appears
  • You should find the operating system information there

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