Troubleshooting & Tools: The Essential Guide to Microsoft .NET Framework 4.5 Offline Installer
Server 2008 R2 SP1, Server 2012, Server 2012 R2. Processor Speed: 1 GHz or faster clock speed required. System Memory: Minimum 512 MB RAM (1 GB recommended).
To integrate into MDT/SCCM: extract the executable using /x:extractfolder to get the .msi and .cab files, then deploy via standard application model.
Check the box to accept the license terms and click "Install." The process typically takes 5 to 15 minutes.
⚠️ Note: Microsoft has since released .NET 4.6, 4.7, 4.8. For modern Windows 10/11, use (backward compatible with 4.5 apps). Only install 4.5 specifically if a legacy app explicitly fails on newer versions.
Or with logging: