❝最近Qt软件包下载地址有所变动，故特意记录更新。❞
最新下载地址
http://download.qt.io/archive/qt/ https://mirrors.cloud.tencent.com/qt/archive/qt/
旧版本下载地址
https://download.qt.io/new_archive/qt/
Qt Creator下载地址
http://download.qt.io/archive/qtcreator/ https://mirrors.cloud.tencent.com/qt/archive/qtcreator/
Qt的VS开发插件下载地址
http://download.qt.io/archive/vsaddin/ https://mirrors.cloud.tencent.com/qt/archive/online_installers/
Qt在线安装器下载地址
可安装到最新非正式版本(alpha，beta)。 http://download.qt.io/archive/online_installers/ https://mirrors.cloud.tencent.com/qt/archive/online_installers/
国内镜像源(速度较快)
https://mirrors.cloud.tencent.com/qt/ https://mirrors.tuna.tsinghua.edu.cn/qt/
