msiexec /i "ees_nt64.msi" /qn /norestart [ADDITIONAL_PARAMETERS] : Installs the product. : Quiet mode with no user interface /norestart
| Error Code | Meaning | 2021 Solution | | :--- | :--- | :--- | | | Fatal error during installation. | Usually a pending reboot from Windows Updates. Add /forcerestart after hours. | | 1618 | Another installation is already in progress. | Use taskkill /im msiexec.exe wait 30 seconds, retry. | | 1920 | Service failed to start. | Exclude C:\Program Files\ESET from real-time scanning during install. | | 1305 | Error reading MSI file. | The 9120630 download is corrupt. Re-download from ESET's official repository. | ar eset endpoint security 9120630 silent ins 2021
This is the most reliable for silent installs in secure environments. msiexec /i "ees_nt64
For IT pros managing mixed-language environments (especially Arabic), mastering these silent switches turns a three-hour manual project into a thirty-second script execution. Add /forcerestart after hours