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How can I check whether I have Windows Server 2003 Release 2 (R2) installed?
John Savill
May 5, 2005
1 Min Read
A. To confirm whether you have Windows 2003 R2 installed, check for the HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionR2Setup registry subkey. You'll also see a R2BuildNumber value that indicates the exact build of the R2 release.
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