The Application Compatibility Toolkit (ACT) is a collection of useful tools and documents that enable both application developers and IT professionals to resolve application compatibility issues. The ACT can be used on both Windows 2000 and Windows XP.
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Download Application Compatibility Toolkit 2.5 for Windows 2000, XP, or .NET Server
Download Application Compatibility Toolkit 2.5 for Windows 2000, XP, or .NET Server