Download the latest software patches from "Related Documents". 

Please note that these updates are available through the Automatic Updates in Doors Express and Doors Enterprise 6.1

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Patch Installation Notes

Doors Express
Extract the contents of the zip file to C:\Program Files\Progeny\P2\Server\UpdateManager. 
Use the "Check for updates" feature in the client to update

Doors Enterprise v6.1
Extract the contents of the zip file to C:\Program Files\Doors Enterprise\. 
From the server component, click Tools menu, and select "Check for updates".

Doors Enterprise v5.2
Stop the client, server, photo server and connector components.
Extract the contents of the zip file to C:\Program Files\Doors Enterprise\.
Run C:\Program Files\Doors Enterprise\DEServer.exe