Symptoms
For our new SharePoint 2013 Farms we require to provide the possibility to run the K2 setups unattended.
Diagnoses
This can be done if you need to change things or update things without having a user doing them.
Everything is configured through XML files.
Resolution
A PDF was sent to the client explaining everything on "How To".
"K2 unattended installer" - help.k2.com/files/7524