.NET Framework 3.5 RTM Detection Logic.


When you install .NET Framework 3.5, it installs .NET Framework 3.0 SP1 & .NET Framework 2.0 SP1, or equivelent cumulative update on Vista.


 


For 3.5 RTM we look for the following:











Registry Key Name


Value


HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\


NET Framework Setup\NDP\v3.5


Name: Install


Type: DWORD


Data: 1


For 3.0 RTM see the following:


http://msdn2.microsoft.com/en-us/library/aa964978.aspx#DetectingTheMicrosoftDotNETFramework3_0


 


For 3.0 SP1 we look for the following:











Registry Key Name


Value


HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\


NET Framework Setup\NDP\v3.0


Name: SP


Type: DWORD


Data: 1

 


For 2.0 SP1 we look for the following:











Registry Key Name


Value


HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\


NET Framework Setup\NDP\v2.0.50727


Name: SP


Type: DWORD


Data: 1

Comments (1)
  1. Paul Andrew says:

    A couple of great posts from Aaron Ruckman detailing the .NET Framework 3.5 installation. Some good overview

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