How can I disable Windows Update?

Disable the Automatic Updates service by opening the Services control panel (Start -> Settings -> Control Panel -> Administrative Tools -> Services)
Right-click on Automatic Updates, select Properties.
Click the Stop button
Change the Startup Type to \"Disabled\".

To disable Windows Update on a per user basis:

Start regedit.exe on the machine where you want to disable Windows Update.

Start regedit.exe on the machine where you want to disable Windows Update.

• Go to HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer.
• From the Edit menu, select New, DWORD value.
• Enter a name of NoWindowsUpdate, and press Enter.
• Double-click NoWindowsUpdate, and set it to 1.
• Close regedit.

You don\'t need to reboot. If the user tries to start Windows Update, the system will display the following error message:

Windows Update was disabled by your system Administrator.