diff --git a/src/java/davmail/exchange/ExchangeSession.java b/src/java/davmail/exchange/ExchangeSession.java
index 5c27a7b8..5bf02e5a 100644
--- a/src/java/davmail/exchange/ExchangeSession.java
+++ b/src/java/davmail/exchange/ExchangeSession.java
@@ -1463,6 +1463,13 @@ public abstract class ExchangeSession {
      */
     public abstract void copyMessage(Message message, String targetFolder) throws IOException;
 
+    public void copyMessages(List<Message> messages, String targetFolder) throws IOException {
+        for (Message message: messages) {
+            copyMessage(message, targetFolder);
+        }
+    }
+
+
     /**
      * Move message to target folder
      *
@@ -1472,6 +1479,12 @@ public abstract class ExchangeSession {
      */
     public abstract void moveMessage(Message message, String targetFolder) throws IOException;
 
+    public void moveMessages(List<Message> messages, String targetFolder) throws IOException {
+        for (Message message: messages) {
+            moveMessage(message, targetFolder);
+        }
+    }
+
     /**
      * Move folder to target name.
      *
diff --git a/src/java/davmail/imap/ImapConnection.java b/src/java/davmail/imap/ImapConnection.java
index 743d80c8..89503350 100644
--- a/src/java/davmail/imap/ImapConnection.java
+++ b/src/java/davmail/imap/ImapConnection.java
@@ -343,14 +343,14 @@ public class ImapConnection extends AbstractConnection {
                                                 if (!uidRangeIterator.hasNext()) {
                                                     sendClient(commandId + " NO " + "No message found");
                                                 } else {
+                                                    ArrayList<ExchangeSession.Message> messages = new ArrayList<ExchangeSession.Message>();
                                                     while (uidRangeIterator.hasNext()) {
-                                                        DavGatewayTray.switchIcon();
-                                                        ExchangeSession.Message message = uidRangeIterator.next();
-                                                        if ("copy".equalsIgnoreCase(subcommand)) {
-                                                            session.copyMessage(message, targetName);
-                                                        } else {
-                                                            session.moveMessage(message, targetName);
-                                                        }
+                                                        messages.add(uidRangeIterator.next());
+                                                    }
+                                                    if ("copy".equalsIgnoreCase(subcommand)) {
+                                                        session.copyMessages(messages, targetName);
+                                                    } else {
+                                                        session.moveMessages(messages, targetName);
                                                     }
                                                     sendClient(commandId + " OK " + subcommand + " completed");
                                                 }