Net framework 3 5 sp1 2003 download doesnt install

System Requirements: Windows 8, Windows 7, Windows 8.1

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Microsoft. NET Framework 3.5 service pack 1 is a cumulative update that contains many new features building incrementally upon. NET Framework 2.0, 3.0, 3.5, and includes. NET Framework 2.0 service pack 2 and. NET Framework 3.0 service pack 2 cumulative updates.
You must use the Role Management Tool to install or configure Microsoft. NET. Full write-up/walkthrough.