Do yourself a favor on a 2012 machine

Windows 8 and .Net Framework 3.5 – Ask the Core Team – Site Home – TechNet Blogs:

On your 2012 systems that are behind a WSUS machine, do yourself a favor and launch gpedit.msc on the 2012 server and look for

To allow administrators to manage these scenarios, a new Group Policy setting was introduced in Windows 8 / Windows Server 2012: “Specify settings for optional component installation and component repair”, located under Computer Configuration\Administrative Templates\System

Ensure “contact windows update directly” is selected otherwise your .net 3.5 ain’t gonna get installed too easily on a server 2012 box and it says you need to supply an alternative source.

Yes I could download the iso but this is on the parent hyperV where the OS was installed from a thumb drive.
(.net 3.5  needed for HP management software)

More info here –

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