mingw-w64 installer “the file has been downloaded incorrectly”

Question

I am trying to install mingw-w64 onto Windows. However I receive an error, \"the file has been downloaded incorrectly\". Redownloading the setup file again from sourceforge does

Answer 1

I received the same error. When I re-ran the installer as an adminstrator it was installed successfully.

I also made sure not to add any spaces to the installation path.