You do not need third-party "mirror" sites. Microsoft hosts the offline installers publicly, though they are often hidden in documentation pages.
The Microsoft Visual C++ Offline Installer 2021 provides a convenient way to install Visual C++ without an internet connection. With its comprehensive set of tools and libraries, developers can build a wide range of applications for Windows. By following the steps outlined in this post, you can easily download and install the offline installer and start developing your C++ applications today! microsoft visual c offline installer 2021