The is an older runtime environment required for many legacy Windows applications to function. For modern systems like Windows 10 and 11, the 64-bit offline installer is typically bundled within the .NET Framework 3.5 package, which includes versions 2.0 and 3.0. How to Install on Modern Windows (10/11)
Released in 2005, this version introduced several "firsts" that modern developers still rely on today: net framework 2.0 offline installer 64-bit
.NET 2.0 reached end-of-life years ago. Microsoft no longer issues security patches for it. Running it on a production machine connected to the internet is risky. Control Panel → Programs and Features → Turn
: Search for "Turn Windows features on or off" in the Start menu. Locate .NET 3.5 : Find the entry for .NET Framework 3.5 (includes .NET 2.0 and 3.0) Enable and Install : Check the box and click net framework 2.0 offline installer 64-bit
".NET Framework 2.0 Offline Installer 64-bit: A Reliable Solution for Legacy Applications"
If you have your Windows installation media (ISO or USB), you can install .NET 2.0 without an internet connection using the Deployment Image Servicing and Management (DISM) Mount your Windows ISO or insert your installation USB drive (assume drive letter Command Prompt as an Administrator.