KB821253 is an XP Service Pack 1 update:
http://support.microsoft.com/kb/821253
So if your at SP2 or SP3 it's of no value.

KB828028 is also an SP1 update:
http://www.microsoft.com/technet/sec.../ms04-007.mspx
Also of no value.

What XP Service Pack do you have installed?
Start/Run/winver

--
JS
http://www.pagestart.com



"Lushington" <Lushington@discussions.microsoft.com> wrote in message
news:3B1B5C2F-4E67-4199-ADAB-6EE3C4E93651@microsoft.com...
> Just picking one at random (and on my system %windir% is C:\WINNT) ...
>
> Contents of C:\WINNT\$NtUninstallKB821253$
> spuninst (folder)
> dwwin.exe
> faultrep.dll
>
> Contents of
> C:\WINNT\$NtUninstallKB821253$\spuninst
> spuninst.bat
> spuninst.exe
> spuninst.inf
>
> Contents of C:\WINNT\$NtUninstallKB821253$\spuninst\spuninst.b at
> COPY "C:\WINNT\$NtUninstallKB821253$\dwwin.exe"
> "c:\winnt\system32\dwwin.exe"
> COPY "C:\WINNT\$NtUninstallKB821253$\faultrep.dll"
> "c:\winnt\system32\faultrep.dll"
> COPY "C:\WINNT\$NtUninstallKB821253$\dwwin.exe"
> "c:\winnt\system32\dllcache\dwwin.exe"
> COPY "C:\WINNT\$NtUninstallKB821253$\faultrep.dll"
> "c:\winnt\system32\dllcache\faultrep.dll"
>
> In contrast, the contents of C:\WINNT\$NtUninstallKB828028$\spuninst are
> spuninst.exe
> spuninst.txt
> spuninst.inf
>
> In this case, spuninst.txt has similar commands to the spuninst.bat file
> in
> the other folder:
> COPY "C:\WINNT\$NtUninstallKB828028$\msasn1.dll"
> "c:\winnt\system32\msasn1.dll"
> COPY "C:\WINNT\$NtUninstallKB828028$\msasn1.dll"
> "c:\winnt\system32\dllcache\msasn1.dll"
>
> Perhaps at some point the crew in charge of Windows Updates changed
> spuninst.exe to use a *.txt file instead of a *.bat file to accomplish
> getting the old files back in place.
>
>
> "JS" wrote:
>
>> You got it, as long as C: is where Windows is installed,
>> which it is in most cases.
>>
>> For a dual boot you will have two drive letters, so this will
>> work for either: Start/Run and enter:
>> %windir%\$NtUninstallKBxxxxxx$\spuninst\spuninst.e xe.
>>
>> Can you post a the contents of the .bat file?
>>
>> --
>> JS
>> http://www.pagestart.com
>>
>>
>>
>> "Lushington" <Lushington@discussions.microsoft.com> wrote in message
>> news:A633BB7D-0B29-4A76-B468-A4C0FD037E21@microsoft.com...
>> > In the unlikely event that you decide to uninstall an update after
>> > you've
>> > burned the folders to CD and removed the Add/Remove entry, I assume
>> > that
>> > the
>> > procedure is to copy the $NtUninstallKBxxxxxx$ folder back to
>> > C:\Windows
>> > and
>> > then run C:\Windows\$NtUninstallKBxxxxxx$\spuninst\spuninst .exe.
>> >
>> > Sometimes, there's an spuninst.bat in the ...\spuninst folder (more
>> > often
>> > it's spuninst.txt and/or spuninst.inf), but I assume that this is
>> > *used*
>> > by
>> > spuninst.exe and is not what the user should use.
>> >
>> > "JS" wrote:
>> >
>> >> The $NtUninstallKBxxxxxx$ folders and associated files in these
>> >> folders are created during each Windows Update that is installed
>> >> on your PC and are safe to remove if you do not plan to uninstall
>> >> any security or hotfix updates.
>> >>
>> >> However once deleted you will no longer be able to un-install
>> >> a patch or update that was associated with the deleted folder/files.
>> >> I would keep the most recent set (last two months just in case) of
>> >> folders
>> >> and delete the older updates.
>> >> Note: As a safety net I burn these folders to a CD or DVD before
>> >> deleting them.
>> >>
>> >> After deleting the $NtUninstallKBxxxxxx$ folders,
>> >> open the Control Panel, select Add or Remove programs,
>> >> and remove the checkmark in the 'Show Updates' box.
>> >> Add/Remove will now longer see the Windows updates you deleted.
>> >>
>> >> Other folders that may be on your hard drive:
>> >> $NtServicePackUninstallIDNMitigationAPIs$
>> >> $NtServicePackUninstallNLSDownlevelMapping$
>> >> Created if and when you installed IE7.
>> >> If you delete them you will no longer be able to uninstall IE7
>> >>
>> >> $NtServicePackUninstall$
>> >> Created when you install a service pack.
>> >> If you are currently using XP with SP2
>> >> then if you remove the folder you can no longer
>> >> uninstall SP2. When and if you install SP3 this folder will be
>> >> deleted and replaced by a new SP3 $NtServicePackUninstall$
>> >> folder to be used if you uninstall SP3.
>> >> If you have already installed SP3 then I would leave
>> >> this folder as is, at least until you are certain that no bugs have
>> >> cropped up after installing SP3.
>> >> Note: Once you delete this folder you are stuck with SP3
>> >>
>> >> Warning: One folder you should not delete is: $hf_mig$
>> >> (and any folders that are part of/contained in $hf_mig$)
>> >> It is a necessary folder for future updates
>> >>
>> >> Also See Doug Knox's page on this issue:
>> >> http://www.dougknox.com/xp/utils/xp_hotfix_backup.htm
>> >>
>> >> And:
>> >> Is it safe to delete the $NtUninstallKBxxxxxx$ folders:
>> >> http://www.pagestart.com/ntuninstall.html
>> >>
>> >>
>> >> --
>> >> JS
>> >> http://www.pagestart.com
>> >>
>> >>
>> >>
>> >> "Frankie" <Frankie@discussions.microsoft.com> wrote in message
>> >> news:CAB9496D-AEC4-4A77-B79F-8F54C250D36F@microsoft.com...
>> >> > I have a lot of files such as: $NTUninstalKB887742$,
>> >> > $NTUninstalKB908250$,
>> >> > $NTUninstallKB888111WXPSP2$, in my C:\Windows files.
>> >> > They are in a blue color as opposed to black for other files in the
>> >> > same
>> >> > file. Can I safely delete these and what are they?
>> >> >
>> >> >
>> >> >
>> >>
>> >>
>> >>
>>
>>
>>