How to Determine Which Version of Microsoft .NET Framework Installed
To check what version of .Net installed on the machine, follow steps below:
From the Command Line of the machine in question, execute the following command.
reg query "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\full" /v version
The result would be something like the following
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\full
version REG_SZ 4.8.09037