diff --git a/app/src/main/java/org/ntlab/irisclient/viewmodels/RoomViewModel.java b/app/src/main/java/org/ntlab/irisclient/viewmodels/RoomViewModel.java
index 0b7ce70..64e4a7d 100644
--- a/app/src/main/java/org/ntlab/irisclient/viewmodels/RoomViewModel.java
+++ b/app/src/main/java/org/ntlab/irisclient/viewmodels/RoomViewModel.java
@@ -282,13 +282,12 @@
             @Override
             public void onResponse(Call<Void> call, Response<Void> response) {
                 if (response.isSuccessful()){
-                    System.out.println("通信成功:changeSettings");
+                    //System.out.println("通信成功:changeSettings");
                 }
             }
             @Override
             public void onFailure(Call<Void> call, Throwable t) {
-                System.out.println("通信失敗:changeSettings");
-                System.out.println(t);
+                //System.out.println("通信失敗:changeSettings");
             }
         });
     }