magnet:?xt=urn:btih:eaf4ec3512165f1615d39d8a488f351bea149596&xt=urn:md5:dded31eeed66b7339eeab95a41e64593&xl=508886&dn=qtserialport-opensource-src-5.9.6.zip&as=https://download.qt.io/archive/qt/5.9/5.9.6/submodules/qtserialport-opensource-src-5.9.6.zip&tr=http://bt.qt-project.org:6969/announce