magnet:?xt=urn:btih:3baed20f1b1a90714c4500fd3b9c9400346107af&xt=urn:md5:c6b426985ac5b2eb274bdd090a951f70&xl=319000&dn=qtserialport-everywhere-src-6.4.2.tar.xz&as=https://download.qt.io/archive/qt/6.4/6.4.2/submodules/qtserialport-everywhere-src-6.4.2.tar.xz&tr=http://bt.qt-project.org:6969/announce