.NET Framework Cleanup Tool，當你安裝、移除、修復、升級.NET Framework都失敗的時候，不得已的情況下可以使用此工具來移除所有已安裝的.NET Framework版本，執行後將會進行一系列的移除動作，包括檔案、資料夾、登錄檔、鍵值、安裝程式註冊資訊。工具會嘗試解決這些問題，藉由套用已知的修正程式或修復損毀所支援的.NET Framework 版本的安裝。工具會有方便使用的精靈式使用者介面(UI)。它也支援命令列使用方式，以及更多的進階選項。

This .NET Framework cleanup tool is designed to automatically perform a set of steps to remove selected versions of the .NET Framework from a computer. It will remove files, directories, registry keys and values and Windows Installer product registration information for the .NET Framework. The tool is intended primarily to return your system to a known (relatively clean) state in case you are encountering .NET Framework installation, uninstallation, repair or patching errors so that you can try to install again.

可以移除的.NET Framework版本：
.NET Framework - All Versions
.NET Framework - All Versions (Tablet PC and Media Center)
.NET Framework - All Versions (Windows Server 2003)
.NET Framework - All Versions (Windows Vista and Windows Server 2008)
.NET Framework - All Versions (Windows 7)
.NET Framework 1.0
.NET Framework 1.1
.NET Framework 2.0
.NET Framework 3.0
.NET Framework 3.5
.NET Framework 4
.NET Framework 4.5
.NET Framework 4.5.1
.NET Framework 4.5.2
.NET Framework 4.6
.NET Framework 4.6.1
.NET Framework 4.6.2
.NET Framework 4.7
.NET Framework 4.7.1

解壓密碼：wanmp
下載連結→ [2017.11.21]