diff --git a/seed/seed.json b/seed/seed.json
index 56e92924..11cbfbad 100644
--- a/seed/seed.json
+++ b/seed/seed.json
@@ -547,10 +547,6 @@
                     "name": "CustomAdNotificationPositionedBottomRightOffsetToTheLeftOfSystemNotifications",
                     "probability_weight": 30,
                     "parameters": [
-                        {
-                            "name": "can_fallback_to_custom_notifications",
-                            "value": "true"
-                        },
                         {
                             "name": "ad_notification_normalized_display_coordinate_x",
                             "value": "1.0"
@@ -575,6 +571,35 @@
                 {
                     "name": "CustomAdNotificationDefaultPosition",
                     "probability_weight": 30,
+                    "feature_association": {
+                        "enable_feature": ["CustomAdNotifications"]
+                    }
+                },
+                {
+                    "name": "Disabled",
+                    "probability_weight": 0,
+                    "feature_association": {
+                        "disable_feature": ["CustomAdNotifications"]
+                    }
+                },
+                {
+                    "name": "Default",
+                    "probability_weight": 40
+                }
+            ],
+            "filter": {
+                "min_version": "92.1.30.19",
+                "min_os_version": "10.0.17134.*",
+                "channel": ["BETA", "NIGHTLY"],
+                "platform": ["WINDOWS"]
+            }
+        },
+        {
+            "name": "AdNotificationsWindowsStudy",
+            "experiments": [
+                {
+                    "name": "Enabled",
+                    "probability_weight": 100,
                     "parameters": [
                         {
                             "name": "can_fallback_to_custom_notifications",
@@ -582,25 +607,25 @@
                         }
                     ],
                     "feature_association": {
-                        "enable_feature": ["CustomAdNotifications"]
+                        "enable_feature": ["AdNotifications"]
                     }
                 },
                 {
                     "name": "Disabled",
                     "probability_weight": 0,
                     "feature_association": {
-                        "disable_feature": ["CustomAdNotifications"]
+                        "disable_feature": ["AdNotifications"]
                     }
                 },
                 {
                     "name": "Default",
-                    "probability_weight": 40
+                    "probability_weight": 0
                 }
             ],
             "filter": {
-                "min_version": "92.1.30.19",
+                "min_version": "94.1.32.24",
                 "min_os_version": "10.0.17134.*",
-                "channel": ["BETA", "NIGHTLY"],
+                "channel": ["RELEASE", "BETA", "NIGHTLY"],
                 "platform": ["WINDOWS"]
             }
         },
@@ -773,6 +798,41 @@
                 "platform": ["ANDROID"]
             }
         },
+        {
+            "name": "AdNotificationsAndroidStudy",
+            "experiments": [
+                {
+                    "name": "Enabled",
+                    "probability_weight": 100,
+                    "parameters": [
+                        {
+                            "name": "can_fallback_to_custom_notifications",
+                            "value": "true"
+                        }
+                    ],
+                    "feature_association": {
+                        "enable_feature": ["AdNotifications"]
+                    }
+                },
+                {
+                    "name": "Disabled",
+                    "probability_weight": 0,
+                    "feature_association": {
+                        "disable_feature": ["AdNotifications"]
+                    }
+                },
+                {
+                    "name": "Default",
+                    "probability_weight": 0
+                }
+            ],
+            "filter": {
+                "min_version": "94.1.32.24",
+                "min_os_version": "8.*",
+                "channel": ["RELEASE", "BETA", "NIGHTLY"],
+                "platform": ["ANDROID"]
+            }
+        },
         {
             "name": "BraveAds.ShowCustomAdNotificationOnAndroidStudy",
             "experiments": [