Installing additional packages for Cygwin

Question

To install additional packages for Cygwin, do I just need to run the setup.exe again and choose from the packages list?

Also, doing this won\'t harm my

Answer 1

Additional option, may be helpful for someone:

To install additional packages in windows from windows command line you can use your cygwin installer.
I suppose, you've already downloaded it to install cygwin from here https://cygwin.com/install.html.

$ setup-x86_64.exe -q -P graphviz

see this guide for details: http://preshing.com/20141108/how-to-install-the-latest-gcc-on-windows/