Net Framework 4.5 Offline Installer |best| Instant

| Feature | Web Installer | | |--------|--------------|----------------------| | File size | ~1 MB (bootstrap) | ~50–68 MB (full package) | | Requires internet during install? | Yes (downloads components on-demand) | No (all data self-contained) | | Ideal for | Single consumer PCs with good internet | Air-gapped networks, mass deployment, unstable connections | | Filename pattern | dotNetFx45_Setup.exe | dotNetFx45_Full_x86_x64.exe |

Windows 7 SP1, Windows Vista SP2, and Windows Server 2008 R2 SP1/2008 SP2. net framework 4.5 offline installer