/Silent — Passive installation where progress is visible, but no user input is required.

It is advised to temporarily disable active antivirus monitoring during the update process to prevent installation errors.

Works on any edition of Windows 7 and Server 2008 R2, regardless of language or system architecture (x86/x64).

/Reboot — Automatically reboots the computer if a restart is required during the process.

Run the Windows Update troubleshooter: * Select Start > Settings > System. * Select Troubleshoot and choose Other troubleshooters. Microsoft Support