magnet:?xt=urn:btih:43f817dd3fe42ecfc92240336cdba01fea58b81f&xt=urn:md5:6b899fad4b80dd46a6038dc2bd881858&xl=8014541&dn=6.2.1-0-202110220859qtdoc-documentation.7z&as=https://download.qt.io/online/qtsdkrepository/linux_x64/desktop/qt6_621_src_doc_examples/qt.qt6.621.doc/6.2.1-0-202110220859qtdoc-documentation.7z&tr=http://bt.qt-project.org:6969/announce