Original title: Starting UpOnce the XP operating system loads, any programme or application I click on does not respond and the hour glass icon just continually appears.

Hi,· When did the issue start?· Was there any recent changes made prior to this issue?Step 1: Check in safe mode if it works fine: http://support.microsoft.com/kb/315222Step 2: If the issue does not occur in safe mode, then perform Clean boot and check if the application works faster. http://support.microsoft.com/kb/310353Note: Do not forget to start t he computer normally by following the steps under “Steps to configure Windows to use a Normal startup state”Also refer “Optimize your computer for peak performance”: http://www.microsoft.com/athome/setup/optimize.aspxDianaMicrosoft Answers Support EngineerVisit our Microsoft Answers Feedback Forum and let us know what you think.If this post helps to resolve your issue, please click the "Mark as Answer" or "Helpful" button at the top of this message. By marking a post as Answered, or Helpful you help others find the answer faster.