Method 2: Extract from the Volume Licensing Service Center (VLSC)
Input the path to the folder containing your CAB file (e.g., C:\NetFx3 ) and click OK. Click . Troubleshooting Common Installation Errors Error 0x800F0906 or 0x800F081F Method 2: Extract from the Volume Licensing Service
Run the installation again via Server Manager or DISM without the /Source parameter. Troubleshooting Can not install dotNet 3,5 on Windows Server 2012R2 Troubleshooting Can not install dotNet 3,5 on Windows
DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /Source:C:\Temp /LimitAccess Deployment Challenges
The microsoft-windows-netfx3-ondemand-package.cab file is the primary payload required to install (which includes .NET 2.0 and 3.0) on Windows Server 2012 R2. Unlike modern features, these legacy components are not stored in the local side-by-side (SxS) store by default to save disk space. This "Features on Demand" architecture necessitates pointing the installer to the original installation media or a specific CAB file when an internet connection to Windows Update is unavailable. Deployment Challenges