.NET 框架 Microsoft .NET Framework (更新至.NET Framework4.8)

https://dotnet.microsoft.com/download/dotnet-framework

产品名称	离线安装包
.NET Framework 4.8	点击下载
.NET Framework 4.7.2	点击下载
.NET Framework 4.7.1	点击下载
.NET Framework 4.6.2	点击下载
.NET Framework 4.6.1	点击下载
.NET Framework 4.6	点击下载
.NET Framework 4.5.2	点击下载
.NET Framework 4.5.1	点击下载
.NET Framework 4.0	点击下载
.NET Framework 3.5 SP1	点击下载
.NET Framework 3.5	点击下载
.NET Framework 3.0 SP1	点击下载