6. For Linux users - install [toxcore](https://github.com/irungentoo/toxcore/blob/master/INSTALL.md), for Windows users - download [libtox.dll](https://build.tox.chat/view/libtoxcore/job/libtoxcore_build_windows_x86_shared_release/lastSuccessfulBuild/artifact/libtoxcore_build_windows_x86_shared_release.zip), download [libsodium.a] (https://build.tox.chat/view/libsodium/job/libsodium_build_windows_x86_static_release/lastSuccessfulBuild/artifact/libsodium_build_windows_x86_static_release.zip), put into /src/libs/