How to find the OS installation date from Registry ?

You can use vbs and query Win32_OperatingSystem InstallDate. Windows install dates are recorded in seconds starting at 1970/01/01 so you need to use the SWbemdateTime object to convert it into readable date.Dim objDateTime, objWMIService, colItems, objItemSet objDateTime = CreateObject("WbemScripting.SWbemDateTime")Set objWMIService = GetObject("winmgmts:{impersonationLevel=impersonate}!\\.\root\cimv2")Set colItems = objWMIService.ExecQuery("SELECT * FROM Win32_OperatingSystem")For Each objItem In colItems objDateTime.Value =objItem.InstallDate MsgBox objDateTime.GetVarDateNextv/r LikeToCode....Mark the best replies as answers.

Hi, Run systeminfo in an CMD prompt line and you will get the information there. Best Regards, Vincent Hu

Go to help and support in windows xp use tools to viewyour computer information and diagnose problem it wll give a deatailed info about your computer in gui mode

In addition to Vincent Here is straight and direct command to know OS installed date. systeminfo |find /i "Original Install Date" Regards, Ravikumar P