Cannot update win 10-1511

Hello Alan,
We sorry to hear that. To confirm , are you trying to update Windows Operating system? If so , please contact https://support.microsoft.com/en-us Microsoft support to assist further.
Thank you.

it seems Ms updates for win 10-1511 was locked out from Nov16 till my son sorted last month but now it will not update 
Hello Alan,
We sorry to hear that. To confirm , are you trying to update Windows Operating system? If so , please contact https://support.microsoft.com/en-us Microsoft support to assist further.
Thank you.