P: Update preset "preset name" in metadata editor

Problem Description: I would like to update existing metadata presets, after I have made changes, like I can with watermarks, etc

Steps to Reproduce:
1. Open Library, menu Metadata, Edit Metadata presets
2. Chose a preset, and make changes
3. Open the Preset dropdown menu in the top of the screen, and try to save the changes
4.

Actual Result:
The only choise is to save settings as a new preset (or restore defaults)

Expected Result:
I would like to have a menu item; Update preset "preset name"

Any Workarounds:
Save as a new preset