magnet:?xt=urn:btih:9c34618c5ec7f4bcb99396370cb50b8b5c018e47&xt=urn:md5:b9a6cccd48a35db1c5b92401d9082363&xl=207&dn=md5sums.txt&as=https://download.qt.io/archive/qt/5.12/5.12.4/md5sums.txt&tr=http://bt.qt-project.org:6969/announce