Hi Dennis,
You haven't given us enough information to get definitive help.
Is this a home machine, or one used in an office?
Which version of Windows?
Are you on a large, managed network, where access to AutoUpdate is
restricted? Is there a WSUS server on the network?
How to ask a question
http://support.microsoft.com/kb/555375
--
"Dennis" wrote:
> I have uninstalled defender and when I reinstall I just get errors all the
> time.Updates will mnot download without errors.Should I just give up.
>
> "Dennis" wrote:
>
> > Hi, can anyone help please. I have tried to upgrade to Beta 2 and received
> > messages as follows. 1. Windows defender was unable to complete the update
> > 0x80240016 the device does not recognize the command. 2. Windows Defender was
> > unable to complete the update. 0x80070663. the patch package ccould not be
> > opened. Verify that the patch package exists and that you can access it. I am
> > not an expert with computers just an ordinary user so please keep the answers
> > simple.Thanks.