Properly handle "False" as a text parameter when initialising NetBoxModelForm

netbox/netbox/forms/base.py

@@ -1,6 +1,7 @@
 import json
 
 from django import forms
+from django.forms.fields import BooleanField, NullBooleanField
 from django.contrib.contenttypes.models import ContentType
 from django.db.models import Q
 from django.utils.translation import gettext_lazy as _
@@ -31,6 +32,15 @@ class NetBoxModelForm(CheckLastUpdatedMixin, CustomFieldsMixin, TagsMixin, forms
     """
     fieldsets = ()
 
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        for key, value in self.initial.items():
+            if key not in self.fields:
+                continue
+            if isinstance(self.fields[key], (BooleanField, NullBooleanField)) and self.initial[key] == "False":
+                self.initial[key] = False
+
     def _get_content_type(self):
         return ContentType.objects.get_for_model(self._meta.model)
 

netbox/utilities/querydict.py

@@ -55,7 +55,7 @@ def prepare_cloned_fields(instance):
     for key, value in attrs.items():
         if type(value) in (list, tuple):
             params.extend([(key, v) for v in value])
-        elif value is not None and (key.startswith('cf_') or value is not False):
+        elif value is not None:
             params.append((key, value))
         else:
             params.append((key, ''))