Mass Deployment

How to execute a silent installation and deinstallation of Busylight

The software is provided as a default MSI installer that supports the native installer flags, it is installed into the Program Files folder or the Program Files(x86) folder on the PC, depending on the OS and software architecture. 

Installation examples using the command line

Unattended install: 
msiexec /i Setup-Busylight.msi /quiet 

Unattended and logged install: 
msiexec /i Setup-Busylight.msi /l*v “installer.log” /quiet 

Unattended uninstall using the MSI file: 
msiexec /x Setup-Busylight.msi /quiet 

Unattended uninstall using the ProductCode: 
msiexec /x {product_guid_here} Example GUID {DB45D436-DDA1-48EF-9EA8-3B3155ACC204} msiexec /x {DB45D436-DDA1-48EF-9EA8-3B3155ACC204} 

To get the GUID prior to installation it is possible to open the MSI using Orca.
Else the GUID is presented in the registry in one of the following locations when the software has been installed, the subkeys located there are the actual GUID value: 

Computer\HKEY_LOCAL_MACHINE\SOFTWARE \Microsoft\Windows\CurrentVersion\Uninstall

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall 

Notice

The entire uninstall command is stored in the UninstallString property under each subkey.