diff --git a/django/contrib/admin/widgets.py b/django/contrib/admin/widgets.py
index 124f3307af..81b57f33aa 100644
--- a/django/contrib/admin/widgets.py
+++ b/django/contrib/admin/widgets.py
@@ -10,6 +10,7 @@ from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.core.validators import URLValidator
 from django.db.models import CASCADE, UUIDField
+from django.forms.widgets import Select
 from django.urls import reverse
 from django.urls.exceptions import NoReverseMatch
 from django.utils.html import smart_urlquote
@@ -284,16 +285,18 @@ class RelatedFieldWidgetWrapper(forms.Widget):
         if can_add_related is None:
             can_add_related = admin_site.is_registered(rel.model)
         self.can_add_related = can_add_related
-        # XXX: The UX does not support multiple selected values.
-        multiple = getattr(widget, "allow_multiple_selected", False)
         if not isinstance(widget, AutocompleteMixin):
             self.attrs["data-context"] = "available-source"
-        self.can_change_related = not multiple and can_change_related
+        # Only single-select Select widgets are supported.
+        supported = not getattr(
+            widget, "allow_multiple_selected", False
+        ) and isinstance(widget, Select)
+        self.can_change_related = supported and can_change_related
         # XXX: The deletion UX can be confusing when dealing with cascading
         # deletion.
         cascade = getattr(rel, "on_delete", None) is CASCADE
-        self.can_delete_related = not multiple and not cascade and can_delete_related
-        self.can_view_related = not multiple and can_view_related
+        self.can_delete_related = supported and not cascade and can_delete_related
+        self.can_view_related = supported and can_view_related
         # To check if the related object is registered with this AdminSite.
         self.admin_site = admin_site
         self.use_fieldset = True
diff --git a/tests/admin_widgets/tests.py b/tests/admin_widgets/tests.py
index 9a5c846bdd..7588c2cc32 100644
--- a/tests/admin_widgets/tests.py
+++ b/tests/admin_widgets/tests.py
@@ -978,6 +978,21 @@ class RelatedFieldWidgetWrapperTests(SimpleTestCase):
         """
         self.assertHTMLEqual(output, expected)
 
+    def test_non_select_widget_cant_change_delete_related(self):
+        main_band = Event._meta.get_field("main_band")
+        widget = widgets.AdminRadioSelect()
+        wrapper = widgets.RelatedFieldWidgetWrapper(
+            widget,
+            main_band,
+            widget_admin_site,
+            can_add_related=True,
+            can_change_related=True,
+            can_delete_related=True,
+        )
+        self.assertTrue(wrapper.can_add_related)
+        self.assertFalse(wrapper.can_change_related)
+        self.assertFalse(wrapper.can_delete_related)
+
 
 @override_settings(ROOT_URLCONF="admin_widgets.urls")
 class AdminWidgetSeleniumTestCase(AdminSeleniumTestCase):