Control Automatic Boot Disk Optimization

To Control Automatic Boot Disk Optimization follow this step:

Start/Run/Regedit

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\ BootOptimizeFunction.

Value Name: Enable,
Data Type: REG_SZ (String Value),
Value Data: (Y = enabled, N = disabled).
Create a new String value, or modify the existing value, called 'Enable' and edit the value according to the settings below. 

Exit your registry, you may need to restart or log out of Windows for the change to take effect.