diff --git a/broker/src/main/java/cn/wildfirechat/push/PushServer.java b/broker/src/main/java/cn/wildfirechat/push/PushServer.java
index 48f69d75..b1099fc6 100644
--- a/broker/src/main/java/cn/wildfirechat/push/PushServer.java
+++ b/broker/src/main/java/cn/wildfirechat/push/PushServer.java
@@ -94,13 +94,9 @@ public class PushServer {
         pushMessage.deviceToken = session.getDeviceToken();
         pushMessage.unReceivedMsg = badge;
         pushMessage.userId = session.getUsername();
-        if (session.getPlatform() == ProtoConstants.Platform.Platform_iOS
-            || session.getPlatform() == ProtoConstants.Platform.Platform_Android
-            || session.getPlatform() == ProtoConstants.Platform.Platform_iPad
-            || session.getPlatform() == ProtoConstants.Platform.Platform_APad) {
+        if (session.getPlatform() == ProtoConstants.Platform.Platform_iOS || session.getPlatform() == ProtoConstants.Platform.Platform_Android) {
             String url = androidPushServerUrl;
-            if (session.getPlatform() == ProtoConstants.Platform.Platform_iOS
-                || session.getPlatform() == ProtoConstants.Platform.Platform_iPad) {
+            if (session.getPlatform() == ProtoConstants.Platform.Platform_iOS) {
                 url = iOSPushServerUrl;
                 pushMessage.voipDeviceToken = session.getVoipDeviceToken();
             }
diff --git a/broker/src/main/java/io/moquette/imhandler/UploadDeviceTokenHandler.java b/broker/src/main/java/io/moquette/imhandler/UploadDeviceTokenHandler.java
index 0403f5e4..f8b77742 100644
--- a/broker/src/main/java/io/moquette/imhandler/UploadDeviceTokenHandler.java
+++ b/broker/src/main/java/io/moquette/imhandler/UploadDeviceTokenHandler.java
@@ -24,7 +24,7 @@ public class UploadDeviceTokenHandler extends IMHandler<WFCMessage.UploadDeviceT
             MemorySessionStore.Session session = m_sessionsStore.getSession(clientID);
             session.setPlatform(request.getPlatform());
             session.setAppName(request.getAppName());
-            if ((request.getPlatform() == ProtoConstants.Platform.Platform_iOS || request.getPlatform() == ProtoConstants.Platform.Platform_iPad) && request.getPushType() == 2) {
+            if (request.getPlatform() == ProtoConstants.Platform.Platform_iOS && request.getPushType() == 2) {
                 session.setVoipDeviceToken(request.getDeviceToken());
                 m_sessionsStore.updateSessionToken(session, true);
             } else {
diff --git a/broker/src/main/java/io/moquette/persistence/DatabaseStore.java b/broker/src/main/java/io/moquette/persistence/DatabaseStore.java
index 07818d4e..e852d8f1 100644
--- a/broker/src/main/java/io/moquette/persistence/DatabaseStore.java
+++ b/broker/src/main/java/io/moquette/persistence/DatabaseStore.java
@@ -1577,8 +1577,6 @@ public class DatabaseStore {
                 sql = "update t_user_session set `_deleted` = ?, `_token` = ?, `_voip_token` = ?, `_dt` = ?  where `_uid`=? and (`_platform` = ? or `_platform` = ? or `_platform` = ?)  and `_cid` <> ? and `_deleted` = 0";
             } else if(platform == ProtoConstants.Platform.Platform_iOS || platform == ProtoConstants.Platform.Platform_Android) {
                 sql = "update t_user_session set `_deleted` = ?, `_token` = ?, `_voip_token` = ?, `_dt` = ?  where `_uid`=? and (`_platform` = ? or `_platform` = ?)  and `_cid` <> ? and `_deleted` = 0";
-            } else if(platform == ProtoConstants.Platform.Platform_iPad || platform == ProtoConstants.Platform.Platform_APad) {
-                sql = "update t_user_session set `_deleted` = ?, `_token` = ?, `_voip_token` = ?, `_dt` = ?  where `_uid`=? and (`_platform` = ? or `_platform` = ?)  and `_cid` <> ? and `_deleted` = 0";
             } else {
                 sql = "update t_user_session set `_deleted` = ?, `_token` = ?, `_voip_token` = ?, `_dt` = ?  where `_uid`=? and `_platform` = ? and `_cid` <> ? and `_deleted` = 0";
             }
@@ -1600,9 +1598,6 @@ public class DatabaseStore {
             } else if(platform == ProtoConstants.Platform.Platform_iOS || platform == ProtoConstants.Platform.Platform_Android) {
                 statement.setInt(index++, ProtoConstants.Platform.Platform_iOS);
                 statement.setInt(index++, ProtoConstants.Platform.Platform_Android);
-            } else if(platform == ProtoConstants.Platform.Platform_iPad || platform == ProtoConstants.Platform.Platform_APad) {
-                statement.setInt(index++, ProtoConstants.Platform.Platform_iPad);
-                statement.setInt(index++, ProtoConstants.Platform.Platform_APad);
             } else {
                 statement.setInt(index++, platform);
             }
diff --git a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
index 43e2af88..48c06b18 100755
--- a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
+++ b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
@@ -2345,7 +2345,6 @@ public class MemoryMessagesStore implements IMessagesStore {
         }
 
         String pcValue = null;
-        String padValue = null;
         for (MemorySessionStore.Session s : m_Server.getStore().sessionsStore().sessionForUser(session.username)) {
             if (s.getDeleted() != 0 || !m_Server.getConnectionsManager().isConnected(s.getClientID())) {
                 continue;
@@ -2357,10 +2356,6 @@ public class MemoryMessagesStore implements IMessagesStore {
                 case Platform_OSX:
                     pcValue = System.currentTimeMillis() + "|" + s.getPlatform() + "|" + s.getClientID() + "|" + s.getPhoneName();
                     break;
-                case Platform_iPad:
-                case Platform_APad:
-                    padValue = System.currentTimeMillis() + "|" + s.getPlatform() + "|" + s.getClientID() + "|" + s.getPhoneName();
-                    break;
                 default:
                     break;
             }
@@ -2376,17 +2371,6 @@ public class MemoryMessagesStore implements IMessagesStore {
                 updateUserSettings(session.username, WFCMessage.ModifyUserSettingReq.newBuilder().setScope(kUserSettingPCOnline).setKey("PC").setValue("").build(), session.clientID);
             }
         }
-
-        WFCMessage.UserSettingEntry padentry = getUserSetting(session.getUsername(), kUserSettingPCOnline, "Pad");
-        if (padValue != null) {
-            if (padentry == null || StringUtil.isNullOrEmpty(padentry.getValue())) {
-                updateUserSettings(session.username, WFCMessage.ModifyUserSettingReq.newBuilder().setScope(kUserSettingPCOnline).setKey("Pad").setValue(padValue).build(), session.clientID);
-            }
-        } else {
-            if (padentry != null && !StringUtil.isNullOrEmpty(padentry.getValue())) {
-                updateUserSettings(session.username, WFCMessage.ModifyUserSettingReq.newBuilder().setScope(kUserSettingPCOnline).setKey("Pad").setValue("").build(), session.clientID);
-            }
-        }
     }
 
     @Override
diff --git a/broker/src/main/java/io/moquette/persistence/MemorySessionStore.java b/broker/src/main/java/io/moquette/persistence/MemorySessionStore.java
index f568fb9c..dff5e2f3 100755
--- a/broker/src/main/java/io/moquette/persistence/MemorySessionStore.java
+++ b/broker/src/main/java/io/moquette/persistence/MemorySessionStore.java
@@ -407,10 +407,6 @@ public class MemorySessionStore implements ISessionsStore {
                             if (s.getPlatform() == ProtoConstants.Platform.Platform_OSX || s.getPlatform() == ProtoConstants.Platform.Platform_Windows || platform == ProtoConstants.Platform.Platform_LINUX) {
                                 remove = true;
                             }
-                        } else if(platform == ProtoConstants.Platform.Platform_iPad || platform == ProtoConstants.Platform.Platform_APad) {
-                            if (s.getPlatform() == ProtoConstants.Platform.Platform_iPad || s.getPlatform() == ProtoConstants.Platform.Platform_APad) {
-                                remove = true;
-                            }
                         } else {
                             if (s.getPlatform() ==platform) {
                                 remove = true;
@@ -733,11 +729,9 @@ public class MemorySessionStore implements ISessionsStore {
                 return ErrorCode.ERROR_CODE_SUCCESS;
             }
             if (session.getPlatform() == ProtoConstants.Platform.Platform_LINUX
+                || session.getPlatform() == ProtoConstants.Platform.Platform_WEB
                 || session.getPlatform() == ProtoConstants.Platform.Platform_Windows
-                || session.getPlatform() == ProtoConstants.Platform.Platform_OSX
-                || session.getPlatform() == ProtoConstants.Platform.Platform_iPad
-                || session.getPlatform() == ProtoConstants.Platform.Platform_APad
-            ) {
+                || session.getPlatform() == ProtoConstants.Platform.Platform_OSX) {
                 databaseStore.updateSessionDeleted(operator, pcClientId, 1);
                 sessions.remove(pcClientId);
                 mServer.getProcessor().kickoffSession(session);
diff --git a/broker/src/main/java/io/moquette/spi/impl/MessagesPublisher.java b/broker/src/main/java/io/moquette/spi/impl/MessagesPublisher.java
index d197409c..433e1697 100755
--- a/broker/src/main/java/io/moquette/spi/impl/MessagesPublisher.java
+++ b/broker/src/main/java/io/moquette/spi/impl/MessagesPublisher.java
@@ -213,9 +213,7 @@ public class MessagesPublisher {
                     if (targetSession.getPlatform() == ProtoConstants.Platform.Platform_WEB
                         || targetSession.getPlatform() == ProtoConstants.Platform.Platform_Windows
                         || targetSession.getPlatform() == ProtoConstants.Platform.Platform_LINUX
-                        || targetSession.getPlatform() == ProtoConstants.Platform.Platform_OSX
-                        || targetSession.getPlatform() == ProtoConstants.Platform.Platform_iPad
-                        || targetSession.getPlatform() == ProtoConstants.Platform.Platform_APad) {
+                        || targetSession.getPlatform() == ProtoConstants.Platform.Platform_OSX) {
                         boolean targetIsActive = this.connectionDescriptors.isConnected(targetSession.getClientSession().clientID);
                         if (targetIsActive) {
                             isPcOnline = true;