magnet:?xt=urn:btih:0053fe5e6c8408a664f0c7f4acb6c9dc4a0ee5d2&xt=urn:md5:e28f66423bba3cc42e54e5ad2ce44ac0&xl=678266&dn=qtserialport-everywhere-opensource-src-5.15.4.zip&as=https://download.qt.io/official_releases/qt/5.15/5.15.4/submodules/qtserialport-everywhere-opensource-src-5.15.4.zip&tr=http://bt.qt-project.org:6969/announce