The exact silent switches the Unknown-Horizons installer accepts, plus a one-line command you can paste into a script, Intune Win32 app, or Configuration Manager package.
Unknown-Horizons-2019.1.214-Setup-VC15-x86.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART
Run from the directory containing Unknown-Horizons-2019.1.214-Setup-VC15-x86.exe. Download the installer from the Direct link below first. Run an elevated terminal (Run as Administrator) for machine-scope installs.
| Architecture | Scope | Type | Silent switches | Source |
|---|---|---|---|---|
| x64 | machine | EXE Inno Setup | Default for Inno Setup |
/S for NSIS, /quiet /norestart for MSI).Prefer the winget route? See the full Unknown-Horizons install page.