To ensure .NET Framework is installed properly on Windows Server 2012 R2 or Windows Server 2016:
- Add the Web Server (IIS) Role.
- Install the .NET Framework 4.5 Features.
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Add the following Role Services:
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Static Content
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Default Document
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ASP.NET
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.NET Extensibility
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ISAPI Extensions
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ISAPI Filters
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Windows Authentication (optional)
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Request Filtering
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IIS Management Console
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- If necessary, install any available updates.