RUCKUS IoT Controller 2.0.x to 1.8.2.0 MR Gateway Connections for APs in SmartZone 6.1 or 5.2.2 Note: RUCKUS IoT Controller 1.8.2.0 MR does not support SmartZone 6.1. In this section: Downgrading APs from SmartZone 6.1 to 5.2.2 or 6.0 Before Connecting to RUCKUS IoT Controller 1.8.2.0 MR Complete the following steps to downgrade APs from SmartZone 6.1 to 5.2.2 or 6.0, and connect to RUCKUS IoT Controller 1.8.2.0 MR.