首先通过下面地址

https://aka.ms/dotnet-core-applaunch?missing_runtime=true&arch=x86&rid=win10-x86&apphost_version=5.0.10&gui=true

自动跳转到这个地址
https://dotnet.microsoft.com/download/dotnet/5.0/runtime?utm_source=getdotnetcore&utm_medium=referral

然后点击hosting进入下载页面
https://dotnet.microsoft.com/download/dotnet/thank-you/runtime-aspnetcore-5.0.10-windows-hosting-bundle-installer

获得直接下载地址
https://download.visualstudio.microsoft.com/download/pr/a0da9621-68f0-439a-b617-4697ee0669e3/38eb4aa6e879b9f06b73599ea2e1535f/dotnet-hosting-5.0.10-win.exe