Although I already installed iRise Studio 8.12 few days ago and successfully activated. When I tried to install iRise Reader 8.12, an error message appear preventing me from continueing the installtion claim that the iRise Studio is an old version, exactlly it says:
"Studio Upgrade Required
Upgrade iRise Studio to version: 18.104.22.168, before
upgrading iRise Reader.
The installer detected iRise Studio on this system. iRise Reader
cannot be upgraded before the iRise Studio is upgraded to version
Please cancel and upgrade Studio, which will also upgrade the
version of iRise Reader."