How to install .NET Framework 3.5 includes NET 2.0 and 3.0

Описание: Microsoft .NET Framework 3.5:
It contains lots of new features creating incrementally upon .NET Framework 2.0 as well as 3.0, and includes .NET Framework 3.0 Service pack 1. .NET Framework 3.5 creates incrementally on the new features added in .NET Framework 3.0.

This Feature was released on 19th November 2007.

To install this Feature from your computer-
1. Press the Windows key Windows on your keyboard,
2. type "Windows Features", and press Enter.
3. Then Turn Windows features on or off dialog box appears.
4. Select the .NET Framework 3.5 (includes .NET 2.0 and 3.0)
check box, select OK,
5. and reboot your computer if prompted.