Always right-click the setup.exe and select "Run as Administrator."
Esri no longer releases functional enhancements or new major software versions for this product line.
It is recommended to install all three components for a complete development environment
Ensure Visual Studio, ArcMap, and ArcCatalog are completely shut down.
虽然官方完整的 SDK 安装包仍需通过 My Esri 获取，但在 Visual Studio 项目中开发时，开发人员可以参考社区共享的库。例如，NuGet 上存在一些第三方整理的 ArcObjects 常用功能包（如 common.arcobjects 10.8.1），但建议优先使用官方支持的 Primary Interop Assemblies (PIAs)。