How to check your .NET Framework version

To find .NET Framework versions by viewing the registry (.NET Framework 1-4)

  1. On the Start menu, choose Run.

  2. In the Open box, enter regedit.exe.

    You must have administrative credentials to run regedit.exe.

  3. In the Registry Editor, open the following subkey:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP

    The installed versions are listed under the NDP subkey. The version number is stored in the Version entry. For the .NET Framework 4 theVersion entry is under the Client or Full subkey (under NDP), or under both subkeys.

Note: The "NET Framework Setup" folder in the registry does not begin with a period.

 

To find .NET Framework versions by viewing the registry (.NET Framework 4.5 and later)

  1. On the Start menu, choose Run.

  2. In the Open box, enter regedit.exe.

    You must have administrative credentials to run regedit.exe.

  3. In the Registry Editor, open the following subkey:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full

Note: If the Full subkey is not present, then you do not have a the .NET Framework 4.5 or later installed.

 

Check for a DWORD value named Release. The existence of the Release DWORD indicates that the .NET Framework 4.5 or newer has been installed on that computer.

The registry entry for the .NET Framework 4.5.

 

The value of the Release DWORD indicates which version of the .NET Framework is installed.

Value of the Release DWORD

Version

378389

.NET Framework 4.5

378675

.NET Framework 4.5.1 installed with Windows 8.1 or Windows Server 2012 R2

378758

.NET Framework 4.5.1 installed on Windows 8, Windows 7 SP1, or Windows Vista SP2

379893

.NET Framework 4.5.2

On Windows 10 systems: 393273

On all other OS versions: 393297

.NET Framework 4.6

On Windows 10 November Update Systems: 394254

On all other versions: 394271

. NET Framework 4.6.1

On Windows 10 Anniversary Update: 394802

On all other OS versions: 394806

.NET Framework 4.6.2

 

Last update: January 6th 2017 

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