Pretty much. Adding devices are done through the UI these days. Manually adding them to config files is not recommended. Deleting devices are a different sto

Pretty much. Adding devices are done through the UI these days. Manually adding them to config files is not recommended. Deleting devices are a different story. The functionality of deleting devices doesn't work in the UI. I have literally had to grep the entire config directory to find all references in yaml files and delete them.