The exact silent switches the NI-Serial installer accepts, plus a one-line command you can paste into a script, Intune Win32 app, or Configuration Manager package.
ni-serial_26.3_online.exe --quiet --accept-eulas --prevent-reboot
Run from the directory containing ni-serial_26.3_online.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 | Declared by publisher |
/S for NSIS, /quiet /norestart for MSI).Prefer the winget route? See the full NI-Serial install page.