Background of the issue:
I am trying to change the URL of the slug in Greek (default language) on my site hidden link. I am also experiencing a 404 error in the second language.
Symptoms:
I can't change the URL of the slug in Greek, and the second language displays a 404 error.
Questions:
Why can't I change the URL of the slug in Greek (default language)?
Why does the second language display a 404 error?
