magnet:?xt=urn:btih:821d21af50a3e8147851efadb99aff2633003ad9&xt=urn:md5:45a9cdff0b7ae7a2f7747825e7ca670b&xl=466722&dn=qtserialport-opensource-src-5.7.0.zip&as=https://download.qt.io/new_archive/qt/5.7/5.7.0/submodules/qtserialport-opensource-src-5.7.0.zip&tr=http://bt.qt-project.org:6969/announce