magnet:?xt=urn:btih:a875a775978bd2be87c642be250013974ccacc1a&xt=urn:md5:b06883902f4560c16c221d3d0c26380b&xl=40&dn=5.15.0-0-202005150700qtserialbus-Windows-Windows_7-Mingw-Windows-Windows_7-X86.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5150/qt.qt5.5150.win32_mingw81/5.15.0-0-202005150700qtserialbus-Windows-Windows_7-Mingw-Windows-Windows_7-X86.7z.sha1&tr=http://bt.qt-project.org:6969/announce