Home app and Schlage encode plus
I have an Apple TV 4 k as the hub but cannot get home to work with schlage
To add accessories to a HomeKit home, please review
Add a smart home accessory to the Home app - Apple Support
(Do configuration/setup on iPhone or iPad.)
… and follow the directions of the accessory manufacturer.
Please contact them for any assistance, as your accessory is listed as being compatible by its manufacturer.