Custom field image, how to delete it?

If i have in custom fields image, how can i delete this image/value from this custom field? prntscr.com/4iye2h

Hi,

The easier solution is to switch temporally the type of your custom field from "file" to "text" for example.
Then you will be able to empty the custom field default value and then, re-switch to the "tile" type.

Regards,