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Migrate WSUS from windows server 2003 to windows server 2012 R2


I'm planning to upgrade our WSUS 3.0 SP2 running on windows server 2003 with WID to WSUS 6.3 running windows server 2012 R2 using a remote SQL Instance, I' d like to know the pitfalls if I start with a fresh installation and copy the updates binaries to the new server with a fresh database instance. will I still be able to retrieve the latest update level status of the clients, get the approvals ...

Thank you helping
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Desktop Applications Specialist
Yes. There will be some extra bandwidth usage for the new installation when it downloads the exes etc.

But it will be able to detect all the current levels of patches on the client. You have to change the GPO to point to the new server.