diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/UpdateFirmwareOperationNew.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/UpdateFirmwareOperationNew.java
index 982fe9b9b..e2991366c 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/UpdateFirmwareOperationNew.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/UpdateFirmwareOperationNew.java
@@ -17,35 +17,20 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.service.devices.huami.operations;
 
-import android.bluetooth.BluetoothGatt;
-import android.bluetooth.BluetoothGattCharacteristic;
-import android.content.Context;
 import android.net.Uri;
-import android.widget.Toast;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
-import java.util.Arrays;
-import java.util.UUID;
 
-import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.R;
-import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventDisplayMessage;
-import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiFWHelper;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiService;
-import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
 import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
 import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
 import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceBusyAction;
-import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetProgressAction;
-import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.AbstractHuamiOperation;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiFirmwareInfo;
-import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiFirmwareType;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiSupport;
-import nodomain.freeyourgadget.gadgetbridge.util.GB;
-import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
 
 public class UpdateFirmwareOperationNew extends UpdateFirmwareOperation {
     private static final Logger LOG = LoggerFactory.getLogger(UpdateFirmwareOperationNew.class);