You can silently upgrade Ignition from a command shell without showing any user prompts. Remember to make a Gateway backup before performing any type of upgrade. Also, the installer cannot automatically start the Gateway after a silent upgrade.
net start ignition command as shown below.
Command line example:
gwcmd -b C:\backups\mybackup.gwbk
Ignition-8.x.x-windows-x64-installer.exe --mode unattended --unattendedmodeui none --autoupgrade true
net start ignition
-- mode unattended (ensures that no prompts appear during installation)
-- unattendedmodeui none | minimal (the
none flag does not display any sort of graphic during installation; the
minimal flag displays a small progress bar and nothing else)
-- autoupgrade true (disables any
Are you sure? prompts when running the upgrader so that a user can run an automated upgrade without any user interaction)