diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepository.kt b/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepository.kt
index 1fcc727e8ad83..108834521ebf0 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepository.kt
@@ -156,7 +156,8 @@ constructor(
     override val defaultDataSubId = MutableStateFlow(INVALID_SUBSCRIPTION_ID)
 
     // TODO(b/261029387): not yet supported
-    override val defaultMobileNetworkConnectivity = MutableStateFlow(MobileConnectivityModel())
+    override val defaultMobileNetworkConnectivity =
+        MutableStateFlow(MobileConnectivityModel(isConnected = true, isValidated = true))
 
     override fun getRepoForSubId(subId: Int): DemoMobileConnectionRepository {
         val current = connectionRepoCache[subId]?.repo
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepositoryTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepositoryTest.kt
index 9d16b7fe52460..f12d113cfaa8f 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepositoryTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/data/repository/demo/DemoMobileConnectionsRepositoryTest.kt
@@ -89,6 +89,14 @@ class DemoMobileConnectionsRepositoryTest : SysuiTestCase() {
         underTest.startProcessingCommands()
     }
 
+    @Test
+    fun `connectivity - defaults to connected and validated`() =
+        testScope.runTest {
+            val connectivity = underTest.defaultMobileNetworkConnectivity.value
+            assertThat(connectivity.isConnected).isTrue()
+            assertThat(connectivity.isValidated).isTrue()
+        }
+
     @Test
     fun `network event - create new subscription`() =
         testScope.runTest {