Quickest way to find the latest installed version of the .NET framework?
Scott Hanselman created a nice webpage which tells you which .NET Framework is installed and which one to download if it's not the current one.
From Microsoft:
How to determine which versions of the .NET Framework are installed To determine which versions of the .NET Framework are installed, locate the %systemroot%\Microsoft.NET\Framework folder. To open this folder, you can paste this address into a Windows Explorer address bar. The following folders contain the released versions of the .NET Framework:
- v3.5
- v3.0
- v2.0.50727
- v1.1.4322
- v1.0.3705
...
To determine which versions of the .NET Framework are installed on a computer, follow these steps:
- Open any one of the folders in the previous list.
- Right-click the Mscorlib.dll file, and then click Properties.
- Click the Version tab, and then note the file version.
- Use the previous list to determine which version of the .NET Framework is installed on the computer, and then click OK.
- Repeat these steps for each version of the .NET Framework on the computer.
GotDotNet 2.00 – Detect .NET Version