1. Upgrade your ThingWorx installation as described in Upgrading to ThingWorx 8.5 available in Reference Documents. For Product, select ThingWorx Platform.

2. Upgrade ThingWorx Flow to release 8.5 as described in Updating ThingWorx Flow in the ThingWorx Help Center.

3. Upgrade your ThingWorx Apps installation as described in Upgrading from ThingWorx Apps 8.4 to 8.5.0, including importing the ThingWorx Rockwell FactoryTalk MES 8.5 extension when instructed to import optional extensions.