major-upgrade
There are 3 repositories under major-upgrade topic.
lab-sb/tcrepsrv-dev
TCapture - Postgresql Multi Master Database Replication Server
WiX-Toolset-Pills-15mg/Installation-Scenarios
The pill demonstrates how to identify the different types of installation scenarios (install, uninstall, repair, etc.)
WiX-Toolset-Pills-15mg/Major-Upgrade
How to configure the upgrade support for an MSI installer?