magnet:?xt=urn:btih:4e250a6803a20145238dc5c45cb85f43f38f1f17&xt=urn:md5:8dca020fc938b883ce9524d78f881b08&xl=742303&dn=qtserialport-everywhere-src-5.15.1.zip&as=https://download.qt.io/official_releases/qt/5.15/5.15.1/submodules/qtserialport-everywhere-src-5.15.1.zip&tr=http://bt.qt-project.org:6969/announce