I Was Searching for A Way to Disable Activation On All Vista Versions Ive Got Build 5308 The Following Works.
Go to msconfig in Vista, go to services and stop 'Software Licensing Service' and also 'SL UI Notification Service'.Restart Your PC Thats IT Vista Will Never Need Activating .
Far AS I Know This Doesnt Cause System Instabilty at all
Try It and Lets Here What Youve Got Say