The exact silent switches the Secure Exchanges Outlook Area Sign Form installer accepts, plus a one-line command you can paste into a script, Intune Win32 app, or Configuration Manager package.
msiexec.exe /i SecureExchangesOASF-2026.03.241.msi /quiet /norestart
Run from the directory containing SecureExchangesOASF-2026.03.241.msi. Download the installer from the Direct link below first.
| Architecture | Scope | Type | Silent switches | Source |
|---|---|---|---|---|
| x64 | user | MSI | Default for MSI |
/S for NSIS, /quiet /norestart for MSI).Prefer the winget route? See the full Secure Exchanges Outlook Area Sign Form install page.