Microsoft-windows-netfx3-ondemand-package.cab - Download Upd

If you mounted the ISO, you can use the sxs folder directly, which is often more reliable: Open Command Prompt as Admin. Run this command (replace D: with your ISO drive letter):

Once your Windows Installation ISO is mounted to your system (for example, as drive letter E: ), the offline installer package is located in a specific directory. Microsoft-windows-netfx3-ondemand-package.cab Download

如果您的系统已经尝试过在线安装并失败，在某些特定情况下，临时文件可能会被释放到 C:\Windows\CbsTemp 下的某个随机 GUID 文件夹的 FodWU 子目录中。此方法仅适用于高级用户，且文件可能不完整。 If you mounted the ISO, you can use

When you attempt to run an older application that requires .NET Framework 3.5, Windows typically triggers an on-screen prompt offering to download the files via Windows Update. However, this automated process frequently fails due to several common enterprise and environmental factors: If you mounted the ISO