: Developers already using a Linux-like environment on Windows can install xmllint through the internal package managers of Cygwin or MSYS2 . In MSYS2, for example, the command pacman -S mingw-w64-x86_64-libxml2 installs a native Windows version of the tool. Importance and Application
Basic usage examples (verify installation worked) How To Install Xmllint Windows
pacman -Syu
xmllint --version