.net Framework 4.9 Offline Installer For Windows Link -

Third-party websites often "version-bump" their titles to attract clicks from users looking for the "latest" version, even if the file inside is just the standard 4.8.1 installer. The Pivot to .NET (Core):

Follow the on-screen prompts. A reboot is required to complete the installation. .NET Framework 4.9 Offline Installer for Windows

Since there is no official 4.9 release, the official .NET Framework 4.8.1 download is the correct choice for users needing the latest "4.x" features. .NET Framework 4.9 Offline Installer for Windows

Once downloaded, you can install it on multiple machines without an active connection. .NET Framework 4.9 Offline Installer for Windows

The offline (standalone) installer is ideal for machines without a reliable internet connection, as it includes all necessary components in one package.