.NET downloads

For the desktop

Install from the web:

• .NET Framework 4 Client Profile  ›

Download and install:

• .NET Framework 4 Client Profile
  for x86  ›
• .NET Framework 4 Client Profile
  for x86 & x64  ›

For server and development

Install from the web:

• .NET Framework 4 for All CPUs  ›
• Web Platform Installer ›

Download and install:

• .NET Framework 4 for x86  ›
• .NET Framework 4 for x86 & x64  ›
• .NET Framework 4 for x86 & IA-64  ›

Additional resources

• .NET Framework
  System Requirements  ›
• .NET Framework 4 Readme  ›
• What's New in the
  .NET Framework 4  ›
• .NET Framework Deployment
  Guide for Administrators  ›
• .NET Framework Deployment
  Guide for Developers  ›