Please can any one give me help if I shall delete wndows .old file after I installed windows 7 ? Shall I delete it so to gain space on my Hd or I have to leave it so windows will work correct. any help please? thanks.
You don't need it, but most people keep it around temporarily as a precaution. Make sure to copy any of your personal data that you need from it if you didn't back that stuff up elsewhere.
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All fans PWM; speeds at idle: CPU circa 500 rpm; intake circa 600 rpm; exhaust circa 600 rpm; CPU temps 27 idle and 47 C load in a warm room (27 C/81 F) when running Intel Extreme Tuning Utility stress test.