To enable beta features in Aeries Web just add <Beta>True</Beta> line to the AppSettings.config file located in your AppSettings folder.
Example:
<?xml version="1.0" encoding="utf-8"?> <AppSettings> <SystemType>Admin</SystemType> <LimitToCurrentPortalType>True</LimitToCurrentPortalType> <DistrictName>EagleUSD</DistrictName> <Beta>True</Beta> </AppSettings>