magnet:?xt=urn:btih:7ad9f2022d163ce5d1e05eb5d11da48b61a3b4ee&xt=urn:md5:f2fc2204c47a8f41bbc4381dfc4f21eb&xl=678047&dn=qtserialport-everywhere-src-5.12.1.zip&as=https://download.qt.io/archive/qt/5.12/5.12.1/submodules/qtserialport-everywhere-src-5.12.1.zip&tr=http://bt.qt-project.org:6969/announce