How do I find the install time and date of Windows?

Question

This might sound like a little bit of a crazy question, but how can I find out (hopefully via an API/registry key) the install time and date of Windows?

The best I c

Answer 1

Press WindowsKey + R and enter cmd

In the command window type:

systeminfo | find /i "Original"

(for older versions of windows, type "ORIGINAL" in all capital letters).