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Deploy .NET Framework 4.0 Using SCCM - Prajwal Desai
NET Framework 4.0 Targeting Pack does not show in Visual Studio - Super User
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Dot Net 4.0.30319 Initialization error - Stack Overflow
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Install .NET Framework 4 (or 4.6) in Windows Server 2016 - Super User
Microsoft .NET Framework 4 is already a part of this operating system. You do not need to install the .NET Framework 4 redistributable - Stack Overflow
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Missing .NET Framework 4.0 in Visual Studio 2017 Prerequisites when publishing - Stack Overflow
Determine which .NET Framework versions are installed - .NET Framework | Microsoft Docs
NET Framework version history - Wikipedia
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Visual studio does not display .NET 4.0 (or 4.5) framework option for target framework - Anuj Varma, Hands-On Technology Architect, Clean Air Activist