History of Windows operating system versions

For help finding out which version of Windows you are running, click on the Start button. Pull up to Run... and type winver into the Open field. Click OK. The version of Windows you are running will be notated below in this version history. It will be one of the following:

• Windows 8
• Windows 7 SP1 (Service Pack 1)
• Windows 7
• Windows Vista SP2 (Service Pack 2)
• Windows Vista SP1 (Service Pack 1)
• Windows Vista
• Windows XP SP2 (Service Pack 2)
• Windows XP
• Windows XP Home
• Windows 2000 Professional (Service Pack 2 available)
• Windows Millenium (ME)
• Windows NT
• Windows 98 Second Edition - 32-Bit Windows
• Windows 98 4.10.1998 - 32-Bit Windows (English)
• Windows 95c OSR 2.5 - 32-Bit Windows (English)
• Windows 95b OSR 2.1 and OSR 2.0 - 32-Bit Windows (English)
• Windows 95a OSR 1 - 32-Bit Windows (English)
• Windows 95 4.00.950 - 32-Bit Windows (English)
• Windows for Workgroups 3.11 - 16-Bit Windows (English)
• Windows 3.1 - 16-Bit Windows (English)

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Windows XP
Click on the Start button. Pull up to Run... and type winver into the Open field. Click OK. The version of Windows you are running will be notated below in the version history.

If installing Windows XP Professional, Microsoft suggests a minimum of:

• Pentium II 300 mhz CPU
• 128 megs of RAM
• 1.5 gig hard drive space

Microsoft offers a Windows XP Upgrade Advisor at the URL:http://www.microsoft.com/windowsxp/pro/howtobuy/upgrading/advisor.asp

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Windows 2000
Click on the Start button. Pull up to Run... and type winver into the Open field. Click OK. The version of Windows you are running will be notated below in the version history.

Previous versions of the Windows operating system will provide at least basic network connectivity and functionality for PCs on the Princeton network. For Windows 2000, Microsoft suggests a minimum of:

• Pentium II 200 mhz or faster CPU (Pentium 166 mhz minimum)
• 96 to 128 megs RAM
• 2 gig hard drive space