The name explained it
< Feedback on Show and reload broken images
Does not work on Firefox 95
It seems that Firefox no longer displays the icon when alt attribute is empty. It works fine in other cases.
https://bugzilla.mozilla.org/show_bug.cgi?id=1748398
تسجيل الدخول إلى مرحلة ما بعد الرد.
Does not work on Firefox 95