Humans

Go to Control Panel / Programs / Programs and Features / View Installed Updates

Use the Search Box to search the updates for

• KB2495593
• KB2478063

Or if you prefer, search the list your self

Microsoft .NET Framework 4 Platform Update 1 - Runtime Update

1. Look for .NET Framework 4 Extended
2. Look for Update for Microsoft .NET Framework 4 Extended (KB2478063)
3. Click on the Help Link to see what you get with this update

Microsoft .NET Framework 4 Platform Update 1 – Design-time Package for Visual Studio 2010 SP1 (KB2495593)

1. Look for Microsoft Visual Studio 2010 (<Your Edition) – (<Language>) (KB2495593)
2. Click on the Help Link to see what this update contains

Programs

Look in the registry for the following keys

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\.NET Framework\v4.0.30319\SKUs\

.NETFramework, Version=v4.0.1

.NETFramework, Version-v4.0.1, Profile=Client

Ron Jacobs
http://blogs.msdn.com/rjacobs
Twitter: @ronljacobs http://twitter.com/ronljacobs