- Add a new site(Test Site Name)
- Add a new Display Page Templates with Blogs Entry type
- Publish it
- Configure it and go to Open Graph
- Remap the HTML Title with "Subtitle"
- Remap the Description with "Content"
- Map Image with "Cover Image"
- Map Alt Description with "Cover Image Caption"
- Click Save button
- Publish the Display Page Templates
- Go back to configure the Display Page Templates
- Assert the map settings are saved
Lose the map settings, the Open Graph fields become the original default value.
Note: Same issue with SEO fields.