Newbee here, looking for some help with Yale YRD240 lock

With smart locks, you can basically set up codes
https://support.smartthings.com/hc/en-us/articles/200958090-Smart-Locks-in-the-SmartThings-Classic-app

There is a paid app that offers that and much more:

Marketplace is only available in the SmartThings Classic app

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