diff --git a/packages/com.google.ads.mobile/Samples~/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs b/packages/com.google.ads.mobile/Samples~/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs
index 7d6c959a4..03ac28462 100644
--- a/packages/com.google.ads.mobile/Samples~/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs
+++ b/packages/com.google.ads.mobile/Samples~/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs
@@ -1,3 +1,5 @@
+// Copyright 2026 Google LLC
+
 using UnityEngine;
 using GoogleMobileAds.Api;
 using System.Collections.Generic;
@@ -28,5 +30,56 @@ private void SetTestDeviceIds()
             MobileAds.SetRequestConfiguration(requestConfiguration);
             // [END set_request_configuration]
         }
+
+        private void SetChildAgeTreatment()
+        {
+            // [START set_child_age_treatment]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                AgeRestrictedTreatment = AgeRestrictedTreatment.Child
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_child_age_treatment]
+        }
+        private void SetChildDirectedTreatment()
+        {
+            // [START set_child_directed_treatment]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                TagForChildDirectedTreatment = TagForChildDirectedTreatment.True
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_child_directed_treatment]
+        }
+
+        private void SetUnderAgeOfConsent()
+        {
+            // [START set_under_age_of_consent]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                TagForUnderAgeOfConsent = TagForUnderAgeOfConsent.True
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_under_age_of_consent]
+        }
+
+        private void SetMaxAdContentRating()
+        {
+            // [START set_max_ad_content_rating]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                MaxAdContentRating = MaxAdContentRating.G
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_max_ad_content_rating]
+        }
+
+        private void AddNetworkExtras()
+        {
+            // [START add_network_extras]
+            var adRequest = new AdRequest();
+            adRequest.Extras.Add("collapsible", "bottom");
+            // [END add_network_extras]
+        }
     }
 }
\ No newline at end of file
diff --git a/samples/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs b/samples/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs
index 7d6c959a4..03ac28462 100644
--- a/samples/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs
+++ b/samples/HelloWorld/Assets/Snippets/RequestConfigurationSnippets.cs
@@ -1,3 +1,5 @@
+// Copyright 2026 Google LLC
+
 using UnityEngine;
 using GoogleMobileAds.Api;
 using System.Collections.Generic;
@@ -28,5 +30,56 @@ private void SetTestDeviceIds()
             MobileAds.SetRequestConfiguration(requestConfiguration);
             // [END set_request_configuration]
         }
+
+        private void SetChildAgeTreatment()
+        {
+            // [START set_child_age_treatment]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                AgeRestrictedTreatment = AgeRestrictedTreatment.Child
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_child_age_treatment]
+        }
+        private void SetChildDirectedTreatment()
+        {
+            // [START set_child_directed_treatment]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                TagForChildDirectedTreatment = TagForChildDirectedTreatment.True
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_child_directed_treatment]
+        }
+
+        private void SetUnderAgeOfConsent()
+        {
+            // [START set_under_age_of_consent]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                TagForUnderAgeOfConsent = TagForUnderAgeOfConsent.True
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_under_age_of_consent]
+        }
+
+        private void SetMaxAdContentRating()
+        {
+            // [START set_max_ad_content_rating]
+            RequestConfiguration requestConfiguration = new RequestConfiguration
+            {
+                MaxAdContentRating = MaxAdContentRating.G
+            };
+            MobileAds.SetRequestConfiguration(requestConfiguration);
+            // [END set_max_ad_content_rating]
+        }
+
+        private void AddNetworkExtras()
+        {
+            // [START add_network_extras]
+            var adRequest = new AdRequest();
+            adRequest.Extras.Add("collapsible", "bottom");
+            // [END add_network_extras]
+        }
     }
 }
\ No newline at end of file