Download Net Framework 48 Offline Installer Exclusive

The offline installer supports quiet deployment. Use this command for zero-user-interaction installations:

ndp48-x86-x64-allos-enu.exe /quiet /norestart

To check if installation succeeded on a remote machine: download net framework 48 offline installer exclusive

Get-ChildItem 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full' | Get-ItemPropertyValue -Name Release

Expected value for .NET 4.8: 528040 or higher. The offline installer supports quiet deployment

After reboot, run PowerShell:

Get-ChildItem 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full' | Get-ItemPropertyValue -Name Release

To clarify what you are looking for, it is important to distinguish between the two types of installers Microsoft provides: To check if installation succeeded on a remote