Some strict firewalls block the extraction of .NET binaries. Temporarily disable your AV if the installer hangs at 0%.
For Windows 10/11 offline deployments that need .NET 3.5 (which many old apps require): net framework 52 offline installer
: Once you see "Installation Is Complete," restart your computer to ensure all registry changes and system services are properly updated. 4. Troubleshooting If the offline installer fails: Some strict firewalls block the extraction of
Miguel inherited an aging desktop from his grandmother the week before a deadline. The box hummed with the slow certainty of old machines: a Core 2 Duo, one stick of 4 GB RAM, and a hard drive that clicked more than it spun. He needed to run a small business app — an inventory tool written for .NET Framework 4.5.2 — to generate reports for the weekend market. The app refused to start, showing a terse message: “This application requires .NET Framework 4.5.2.” He needed to run a small business app