HELP !!IHAVE VISTA HOME PREMIUM AND CANNOT OPEN ANY PROGRAM OR DOWNLOAD ANYTHING .I GET "This operation has been cancelled due to restrictions in effect on this computer. Please contact your system administrator " EVERY TIME I TRY.IS IT A REGISTRY PROBLEM AND IF SO CAN ANYONE GIVE ME INSTRUCTIONS HOW TO RECTIFYIT STEP-BY-STEP? MANY THANKS J.P.

Hi, This issue is likely caused by viruses. Please keep your anti-virus programs up-to-date and perform a Complete virus scan. If the issue persists, lets try the following steps to create a new account to test the issue: 1. Click Start Menu, and then click Control Panel. 2. Click switch to a Classic View in left panel. 3. Double-click User Accounts. 4. Click Change another use account. 5. Click Create a new account, and type the name. 6. Choose account type as Computer administrator. 7. Click Create Account. 8. Log off and log on with the new account. Please let me know the result. Tim Quan - MSFT