magnet:?xt=urn:btih:2f4031bd51f744c8249f3eb733ba6c9b234d32a3&xt=urn:md5:957e7a3543faf15140ef9281603fb8e0&xl=255828&dn=qtserialport-opensource-src-5.7.0.7z&as=https://download.qt.io/new_archive/qt/5.7/5.7.0/submodules/qtserialport-opensource-src-5.7.0.7z&tr=http://bt.qt-project.org:6969/announce