Microsoft Net Framework 4.5 Offline Installer !!better!! Site
For sysadmins (unattended deployment):
If you’ve ever tried to set up an older game, run a legacy enterprise app, or deploy Windows 7/8 machines in an air-gapped environment, you’ve likely run into the dreaded ".NET Framework required" prompt. While Microsoft pushes newer versions (4.7, 4.8, and now .NET 5+), .NET Framework 4.5 remains a critical historical milestone. microsoft net framework 4.5 offline installer
NDP45-KB2858728-x86-x64-AllOS-ENU.exe /quiet /norestart Or with logging: run a legacy enterprise app

