magnet:?xt=urn:btih:f14cd630b705ac288b354578cd7cbc5490761139&xt=urn:md5:7fa1c010ccfb933f854e35eeb5b17596&xl=265109&dn=qtserialport-opensource-src-5.7.1.7z&as=https://download.qt.io/new_archive/qt/5.7/5.7.1/submodules/qtserialport-opensource-src-5.7.1.7z&tr=http://bt.qt-project.org:6969/announce