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.NET Framework documentation

Learn about .NET Framework, a development platform for building apps for web, Windows, and Microsoft Azure.

Learn about .NET Framework

Overview

  • .NET Framework overview
  • System requirements

Get Started

  • .NET Framework on Q&A

Concept

  • Older versions of .NET Framework

Deploy

  • Deployment guide for developers

Reference

  • .NET Framework APIs

Install .NET Framework

Download

  • Download the .NET SDK

Overview

  • Installation guide

Concept

  • .NET Framework & Windows OS versions

How-To Guide

  • Determine which versions are installed
  • Install .NET Framework on Windows 10
  • Install .NET Framework 3.5
  • Install the developer pack or redistributable
  • Troubleshoot blocked installations

Create Windows service apps

Overview

  • Introduction to Windows service apps

Tutorial

  • Create a Windows service app

How-To Guide

  • Install and uninstall Windows services

Create desktop apps

Overview

  • Desktop guide Introduction
  • .NET Framework WPF
  • .NET Framework Windows Forms

Create WPF apps

Overview

  • Overview of WPF

Tutorial

  • Create your first WPF app in Visual Studio

Work with data using ADO.NET

Overview

  • Overview of ADO.NET

Tutorial

  • Model-first development using Entity Framework
  • Database-first development using Entity Framework

Concept

  • Connection strings and configuration files
  • SQL Server connection pooling

How-To Guide

  • Retrieve data using a DataReader
  • Add data to a DataTable

Reference

  • Connection string syntax
  • Sample SQL Server databases
  • Previous Versions
  • Blog
  • Contribute
  • Privacy
  • Terms of Use
  • Trademarks
  • © Microsoft 2023
  • Previous Versions
  • Blog
  • Contribute
  • Privacy
  • Terms of Use
  • Trademarks
  • © Microsoft 2023