There is currently no way in core to allow editing a term machine name via the admin UI. In Drupal, Taxonomy Machine Name module solves this problem:

Is this something that 80% could use, or does this belong in contrib?
That module claims integration with Views/Token/Pathauto, all of which are in Backdrop core. So does it make sense to have such a feature in core?
GitHub Issue #:
3093
Recent comments
@yorkshirepudding, In the end I fixed it by deleting the config/active folder contents, copying the config/staging/ files into config/active, importing the database again and clearing the caches...
Importing the staged config throws an error: another field with the same name already exists
Thanks, I have to go out now, I will try later on and report back
Importing the staged config throws an error: another field with the same name already exists
Hi Francis. Yes, what config do you have in staging for it? You might have configs like: field.field.field_video_embed field.instance.node.page....
Importing the staged config throws an error: another field with the same name already exists