Does the fingerprint reader in Vostro 1320 work in Windows 7?

"If the fingerprint reader in Vostro 1320 has a Vista driver, then that same driver has a really excellent chance to work in Windows 7.

If Dell requires a proof, you might point them at :

Blog of Grant George, VP of Test for the Windows Experience

Our main Application Compatibility
goal for Windows 7 is to make sure
that most all applications which work
on Windows Vista will continue to work
seamlessly on Windows 7.

Windows 7 Drivers Must Be Vista-Certified

Microsoft announced on June 1 that all
hardware manufacturers seeking
certification for Windows Vista must
also test their drivers on Windows 7.
According to documentation on
Microsoft’s Web site, “…all Windows
Vista client and Windows Server 2008
submissions must include a complete
test log for the new beta OS.”

Windows 7 will support all Vista-certified drivers

Compatibility with devices designed
for Vista ensures that users will have
a seamless upgrade/migration
experience. Grant George, the VP of
Test for the Windows Experience,
revealed that Microsoft had full
compatibility with Vista-certified
drivers for Windows 7 as a primary
goal.

The Windows 7 Ballet with Drivers and Compatibility

While building Windows 7, Microsoft is
attempting to resolve scenarios that
managed to successfully handicap
Windows Vista in terms of
compatibility. In this context, in
order not to break devices that
currently work with its precursor,
Windows 7 will come to the table, from
the get-go, with support for all
Vista-certified drivers. Compatibility
with devices designed for Vista
ensures that users will have a
seamless upgrade/migration experience.
Grant George, the VP of Test for the
Windows Experience, revealed that
Microsoft had full compatibility with
Vista-certified drivers for Windows 7
as a primary goal."