How do I go a few days back on my laptop memory?

Question

I remember that like 2 yrs ago my laptop crashed and I called the Dell support center and they told me to go to Start and then run. I also remember that I typed something and a calendar appear and I just clicked on the day that I wanted to go back to. But I just cant remember what I typed to do this. Can anyone please help... please

Answer 1

Start-programs-accessories-system tools-system restore

Answer 2

http://www.microsoft.com/windowsxp/using...