I can provide a for "slipstreaming" the installation if the standard download isn't working for you.
Use a "slipstreamed" installer that combines the base framework and SP1 into a single execution file. Security Warning for Legacy Users microsoft net framework 1.1 service pack 1 64-bit download
⚙️ Better handling of ASP.NET applications and runtime errors. I can provide a for "slipstreaming" the installation
🌐 Improved compatibility with Windows Server 2003. microsoft net framework 1.1 service pack 1 64-bit download
Ensure your firewall restricts the application's access to the internet unless absolutely necessary. Troubleshooting Common Issues
Finding a reliable 64-bit download for this legacy framework can be challenging due to its age and the way Windows handles backward compatibility. The Evolution of .NET Framework 1.1
If you are trying to get a specific piece of software running, I can help you further. Please let me know: