The exact silent switches the IrfanView installer accepts, plus a one-line command you can paste into a script, Intune Win32 app, or Configuration Manager package.
iview475_x64_setup.exe /silent /desktop=1 /group=1 /allusers=1
Run from the directory containing iview475_x64_setup.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 | Custom: /desktop=1 /group=1 /allusers=1 | Declared by publisher |
| x86 | machine | EXE | Custom: /desktop=1 /group=1 /allusers=1 | Declared by publisher |
/S for NSIS, /quiet /norestart for MSI).Prefer the winget route? See the full IrfanView install page.