You can find out if a setup package uses Windows Installer by viewing the extension of the file (*.MSI). These files often use the /QB and /QN switch. The powertoys uses the /s /v/qn switch. You will have to try out each of the two to find out which one works.

/qb will show a basic progress bar in a window
/qn will not show anything and installs in the background.


To prevent some applications from rebooting automatically (Kerio Personal Firewall 4 is one of them) you need to use REBOOT=Suppress alongside the /qn or /qb switch surrounded in quotation marks. Below is an example:


Some setup files uses the /s/v/qn switch, so to prevent reboots use:

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