File - extended.dat (OL 2K3 XP)

M

Mike

What is the file - 'extended.dat' for and can it be deleted / excluded form a
backup / restore / migrate procedure?

Mike.
 
R

Roady [MVP]

It keeps a registry cache of add-in and Exchange Extensions. It is
recommended that you do not migrate this file and it will be recreated the
next time you launch Outlook.
 
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