There is no need to install the .NET Framework 2.0 or earlier versions such as 1.0 or 1.1 on Windows 10. The .NET 3.51 included with Windows 10, offers a full installation package which includes the full runtime installation packages for .NET 2.0 SP2 as well as .NET 3.0 SP2 for multiple operating systems (Windows XP/Server 2003 and Windows Vista/Server 2008) and for multiple CPU architectures ... More @Wikipedia
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