PLATFORM:
4.5.0.2006 4.4.0.1997
4.4.0
4.3.0
4.2.0
4.1.0
Release Notes:
thinpro-amazon-workspaces-client-4.5.0.2006-64286-ThinPro-8.0.txt
Download the service pack through HP Thin Update, Easy Update or by using HP Update Center from HP Device Manager.