Ndp48-x86-x64-allos-enu Work -

NDP48-x86-x64-AllOS-ENU.exe /quiet /norestart Or for a passive (visible progress but no input) install:

NDP48-x86-x64-AllOS-ENU.exe /passive

The identifier refers to a specific, official Microsoft offline installer for the .NET Framework 4.8 . ndp48-x86-x64-allos-enu