If you have a Windows 10 or Windows 11 installation ISO file, a bootable USB drive, or the original DVD, you already own the complete offline installer. The installation files are located in the sources\sxs folder of your Windows media.
许多用户可能会疑惑，既然Windows自带了更高版本的.NET 4.x，为什么运行一些老程序时系统仍然要求安装.NET 3.5？答案是：。
Method 2: Download the Official Standalone Installer Package If you have a Windows 10 or Windows
These errors typically mean that the DISM tool cannot find the installation source files or lacks permission to access them.
Click the red button to save the dotnetfx35.exe executable file to your local drive. Click the red button to save the dotnetfx35
I can provide the exact command scripts or troubleshooting steps tailored to your environment. Share public link
Replace <drive> with the drive letter of your installation media. Here is a quick guide you can use
Here is a quick guide you can use for a post or a personal reference: