diff --git a/internal/platform/ble_v2.cc b/internal/platform/ble_v2.cc
index ec409ac2..2b9c9646 100644
--- a/internal/platform/ble_v2.cc
+++ b/internal/platform/ble_v2.cc
@@ -43,26 +43,6 @@ bool BleV2Medium::StartAdvertising(
 
 bool BleV2Medium::StopAdvertising() { return impl_->StopAdvertising(); }
 
-std::unique_ptr<api::ble_v2::BleMedium::AdvertisingSession>
-BleV2Medium::StartAdvertisingTmp(
-    const api::ble_v2::BleAdvertisementData& advertising_data,
-    api::ble_v2::AdvertiseParameters advertise_set_parameters,
-    api::ble_v2::BleMedium::AdvertisingCallback callback) {
-  if (impl_->StartAdvertising(advertising_data, advertise_set_parameters)) {
-    callback.start_advertising_result(absl::OkStatus());
-  } else {
-    callback.start_advertising_result(
-        absl::InternalError("Failed to start advertising"));
-    return nullptr;
-  }
-  return std::make_unique<api::ble_v2::BleMedium::AdvertisingSession>(
-      api::ble_v2::BleMedium::AdvertisingSession{.stop_advertising = [this] {
-        return impl_->StopAdvertising()
-                   ? absl::OkStatus()
-                   : absl::InternalError("Failed to stop advertising");
-      }});
-}
-
 std::unique_ptr<api::ble_v2::BleMedium::AdvertisingSession>
 BleV2Medium::StartAdvertising(
     const api::ble_v2::BleAdvertisementData& advertising_data,
diff --git a/internal/platform/ble_v2.h b/internal/platform/ble_v2.h
index 9bbc046d..b4a5b3d3 100644
--- a/internal/platform/ble_v2.h
+++ b/internal/platform/ble_v2.h
@@ -375,7 +375,7 @@ class BleV2Medium final {
   // Returns true once the BLE advertising has been initiated.
   // This interface will be deprecated soon.
   // TODO(b/271305977) remove this function.
-  // Use 'unique_ptr<AdvertisingSession> StartAdvertisingTmp' instead.
+  // Use 'unique_ptr<AdvertisingSession> StartAdvertising' instead.
   bool StartAdvertising(
       const api::ble_v2::BleAdvertisementData& advertising_data,
       api::ble_v2::AdvertiseParameters advertise_parameters);
@@ -383,14 +383,6 @@ class BleV2Medium final {
   // TODO(b/271305977) remove this function.
   bool StopAdvertising();
 
-  // Temp interface for windows client to use before windows has native impl
-  // for 'unique_ptr<AdvertisingSession> StartAdvertising'.
-  // TODO(b/271305977) remove this function.
-  std::unique_ptr<api::ble_v2::BleMedium::AdvertisingSession>
-  StartAdvertisingTmp(const api::ble_v2::BleAdvertisementData& advertising_data,
-                      api::ble_v2::AdvertiseParameters advertise_set_parameters,
-                      api::ble_v2::BleMedium::AdvertisingCallback callback);
-
   std::unique_ptr<api::ble_v2::BleMedium::AdvertisingSession> StartAdvertising(
       const api::ble_v2::BleAdvertisementData& advertising_data,
       api::ble_v2::AdvertiseParameters advertise_set_parameters,