diff --git a/src/main/java/net/micode/notes/tool/DataUtils.java b/src/main/java/net/micode/notes/tool/DataUtils.java
index a1ca8ff..7d91ede 100644
--- a/src/main/java/net/micode/notes/tool/DataUtils.java
+++ b/src/main/java/net/micode/notes/tool/DataUtils.java
@@ -103,7 +103,7 @@ public class DataUtils {
                 return false;
             }
             return true;
-        } catch (RemoteException e) {
+        } catch (RemoteException e) {//远程问题
             Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
         } catch (OperationApplicationException e) {
             Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
diff --git a/src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java b/src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java
index fd0c247..07c5f7e 100644
--- a/src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java
+++ b/src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java
@@ -318,7 +318,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
         }
     }
 
-    private void removeSyncAccount() {//移除同步账号
+    private void removeSyncAccount() {
         SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
         SharedPreferences.Editor editor = settings.edit();
         if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) {