@ -193,7 +193,8 @@ public class MainActivity extends AppCompatActivity {
MicroPhotoContext.AppConfig appConfig = getAppConfig();
if (TextUtils.isEmpty(appConfig.cmdid)) {
binding.cmdid.setText(MicroPhotoService.getSerialNumber());
appConfig.cmdid = MicroPhotoService.getSerialNumber();
binding.cmdid.setText(appConfig.cmdid);
} else {
}