You can't do this any longer. The change happened back in Office XP (2002)
and it happened for legal reasons. See this link for more information and
workaround.
http://support.microsoft.com/kb/904953

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--Roger Carlson
MS Access MVP
Access Database Samples: www.rogersaccesslibrary.com
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> with Access 2007, I noticed that the facility to link to an excel sheet
> specifically mentions that "source data can not be changed from within
> Access".
>
> I was able to carry out SQL updates in Access 2000, how can this
> functionality be found in access 2007