magnet:?xt=urn:btih:4885fc12bc017fbde2b109298148e8b0845841fc&xt=urn:md5:9ee752ca287eab816a538001a0709fed&xl=16632042&dn=5.12.8-0-202004051457qtdatavis3d-Windows-Windows_7-Mingw73-Windows-Windows_7-X86.7z&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5128/qt.qt5.5128.qtdatavis3d.win32_mingw73/5.12.8-0-202004051457qtdatavis3d-Windows-Windows_7-Mingw73-Windows-Windows_7-X86.7z&tr=http://bt.qt-project.org:6969/announce