You can use the Deploy command to overwrite an item revision with a previous revision.
Regressions are enabled by default. For example, if you deploy an older version of an item (v3), it overwrites the latest version (v4).
To disable regressions, set the following variable in the Dimensions CM dm.cfg configuration file to Yes:
To fail deployments in the event that any have been disallowed, and to generate an error message, set the following variable in the Dimensions CM dm.cfg configuration file to Yes: