diff --git a/flutter/lib/common/widgets/address_book.dart b/flutter/lib/common/widgets/address_book.dart
index a827df57..c62a8842 100644
--- a/flutter/lib/common/widgets/address_book.dart
+++ b/flutter/lib/common/widgets/address_book.dart
@@ -241,6 +241,9 @@ class _AddressBookState extends State<AddressBook> {
   }
 
   void abAddId() async {
+    if (gFFI.abModel.isFull(true)) {
+      return;
+    }
     var isInProgress = false;
     IDTextEditingController idController = IDTextEditingController(text: '');
     TextEditingController aliasController = TextEditingController(text: '');
diff --git a/flutter/lib/common/widgets/peer_card.dart b/flutter/lib/common/widgets/peer_card.dart
index 09d1cb52..a7345404 100644
--- a/flutter/lib/common/widgets/peer_card.dart
+++ b/flutter/lib/common/widgets/peer_card.dart
@@ -644,6 +644,9 @@ abstract class BasePeerCard extends StatelessWidget {
       ),
       proc: () {
         () async {
+          if (gFFI.abModel.isFull(true)) {
+            return;
+          }
           if (!gFFI.abModel.idContainBy(peer.id)) {
             gFFI.abModel.addPeer(peer);
             await gFFI.abModel.pushAb();
diff --git a/flutter/lib/models/ab_model.dart b/flutter/lib/models/ab_model.dart
index 72f1438b..ee16fb79 100644
--- a/flutter/lib/models/ab_model.dart
+++ b/flutter/lib/models/ab_model.dart
@@ -29,6 +29,7 @@ class AbModel {
 
   final selectedTags = List<String>.empty(growable: true).obs;
   var initialized = false;
+  var licensedDevices = 0;
 
   WeakReference<FFI> parent;
 
@@ -52,6 +53,10 @@ class AbModel {
         if (json.containsKey('error')) {
           abError.value = json['error'];
         } else if (json.containsKey('data')) {
+          try {
+            gFFI.abModel.licensedDevices = json['licensed_devices'];
+            // ignore: empty_catches
+          } catch (e) {}
           final data = jsonDecode(json['data']);
           if (data != null) {
             tags.clear();
@@ -94,6 +99,15 @@ class AbModel {
     peers.add(peer);
   }
 
+  bool isFull(bool warn) {
+    final res = licensedDevices > 0 && peers.length >= licensedDevices;
+    if (res && warn) {
+      BotToast.showText(
+          contentColor: Colors.red, text: translate("exceed_max_devices"));
+    }
+    return res;
+  }
+
   void addPeer(Peer peer) {
     peers.removeWhere((e) => e.id == peer.id);
     peers.add(peer);
diff --git a/src/lang/ca.rs b/src/lang/ca.rs
index fdacb2f4..51a731c3 100644
--- a/src/lang/ca.rs
+++ b/src/lang/ca.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/cn.rs b/src/lang/cn.rs
index d0c5e7be..d15c21d4 100644
--- a/src/lang/cn.rs
+++ b/src/lang/cn.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/cs.rs b/src/lang/cs.rs
index 084adaaa..29898eaf 100644
--- a/src/lang/cs.rs
+++ b/src/lang/cs.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/da.rs b/src/lang/da.rs
index 129c2251..0a4adaf3 100644
--- a/src/lang/da.rs
+++ b/src/lang/da.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/de.rs b/src/lang/de.rs
index 8d106a7d..c730852d 100644
--- a/src/lang/de.rs
+++ b/src/lang/de.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/el.rs b/src/lang/el.rs
index 5794a080..eb91e9a8 100644
--- a/src/lang/el.rs
+++ b/src/lang/el.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/en.rs b/src/lang/en.rs
index ecaffa0d..001d9133 100644
--- a/src/lang/en.rs
+++ b/src/lang/en.rs
@@ -71,6 +71,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("resolution_custom_tip", "Custom resolution"),
         ("accept_and_elevate_btn_tooltip", "Accept the connection and elevate UAC permissions."),
         ("clipboard_wait_response_timeout_tip", "Timed out waiting for copy response."),
-        ("logout_tip", "Are you sure you want to log out?")
+        ("logout_tip", "Are you sure you want to log out?"),
+        ("exceed_max_devices", "You have reached the maximum number of managed devices."),
         ].iter().cloned().collect();
 }
diff --git a/src/lang/eo.rs b/src/lang/eo.rs
index 5f3c4e7d..a576538e 100644
--- a/src/lang/eo.rs
+++ b/src/lang/eo.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/es.rs b/src/lang/es.rs
index e53bd4ff..f953bd9c 100644
--- a/src/lang/es.rs
+++ b/src/lang/es.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/fa.rs b/src/lang/fa.rs
index 6ad33256..112edf32 100644
--- a/src/lang/fa.rs
+++ b/src/lang/fa.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/fr.rs b/src/lang/fr.rs
index 09e048d3..57c548e0 100644
--- a/src/lang/fr.rs
+++ b/src/lang/fr.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/hu.rs b/src/lang/hu.rs
index a963c183..638ed3ad 100644
--- a/src/lang/hu.rs
+++ b/src/lang/hu.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/id.rs b/src/lang/id.rs
index dfa6d380..ac9df01b 100644
--- a/src/lang/id.rs
+++ b/src/lang/id.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/it.rs b/src/lang/it.rs
index c3209ddc..6822be40 100644
--- a/src/lang/it.rs
+++ b/src/lang/it.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", "Servizio"),
         ("Start", "Avvia"),
         ("Stop", "Ferma"),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/ja.rs b/src/lang/ja.rs
index c326e44f..67234039 100644
--- a/src/lang/ja.rs
+++ b/src/lang/ja.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/ko.rs b/src/lang/ko.rs
index 3b56a69b..c0b71c20 100644
--- a/src/lang/ko.rs
+++ b/src/lang/ko.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/kz.rs b/src/lang/kz.rs
index 9f1287dc..829c59c7 100644
--- a/src/lang/kz.rs
+++ b/src/lang/kz.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/lt.rs b/src/lang/lt.rs
index b95ac600..69936b2b 100644
--- a/src/lang/lt.rs
+++ b/src/lang/lt.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/nl.rs b/src/lang/nl.rs
index 6c88ffb7..92bd7fd1 100644
--- a/src/lang/nl.rs
+++ b/src/lang/nl.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/pl.rs b/src/lang/pl.rs
index 89271b5e..af6d1165 100644
--- a/src/lang/pl.rs
+++ b/src/lang/pl.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/pt_PT.rs b/src/lang/pt_PT.rs
index 6f1b3a5a..52675daf 100644
--- a/src/lang/pt_PT.rs
+++ b/src/lang/pt_PT.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/ptbr.rs b/src/lang/ptbr.rs
index f59a5ea2..195b7980 100644
--- a/src/lang/ptbr.rs
+++ b/src/lang/ptbr.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/ro.rs b/src/lang/ro.rs
index 6f326442..378d7c03 100644
--- a/src/lang/ro.rs
+++ b/src/lang/ro.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/ru.rs b/src/lang/ru.rs
index 9b4b65b3..3af5ba4b 100644
--- a/src/lang/ru.rs
+++ b/src/lang/ru.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", "Сервис"),
         ("Start", "Запустить"),
         ("Stop", "Остановить"),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/sk.rs b/src/lang/sk.rs
index c7a2c742..f24f55be 100644
--- a/src/lang/sk.rs
+++ b/src/lang/sk.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/sl.rs b/src/lang/sl.rs
index d08afcf0..ff5c254e 100755
--- a/src/lang/sl.rs
+++ b/src/lang/sl.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/sq.rs b/src/lang/sq.rs
index 4c893437..79732813 100644
--- a/src/lang/sq.rs
+++ b/src/lang/sq.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/sr.rs b/src/lang/sr.rs
index 6c16abbe..3bb40f4c 100644
--- a/src/lang/sr.rs
+++ b/src/lang/sr.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/sv.rs b/src/lang/sv.rs
index 1df13f95..ac898e38 100644
--- a/src/lang/sv.rs
+++ b/src/lang/sv.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/template.rs b/src/lang/template.rs
index d1f2f23b..5c710624 100644
--- a/src/lang/template.rs
+++ b/src/lang/template.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/th.rs b/src/lang/th.rs
index f3c629b2..2b2d0f4b 100644
--- a/src/lang/th.rs
+++ b/src/lang/th.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/tr.rs b/src/lang/tr.rs
index 4e2c6def..d7bd99f2 100644
--- a/src/lang/tr.rs
+++ b/src/lang/tr.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/tw.rs b/src/lang/tw.rs
index df1dbcd2..bef733f0 100644
--- a/src/lang/tw.rs
+++ b/src/lang/tw.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/ua.rs b/src/lang/ua.rs
index f8f0a8fe..3b115a5f 100644
--- a/src/lang/ua.rs
+++ b/src/lang/ua.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }
diff --git a/src/lang/vn.rs b/src/lang/vn.rs
index 458fbba1..59490da1 100644
--- a/src/lang/vn.rs
+++ b/src/lang/vn.rs
@@ -521,5 +521,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Service", ""),
         ("Start", ""),
         ("Stop", ""),
+        ("exceed_max_devices", ""),
+        ("Sync with recent sessions", ""),
+        ("Sort tags", ""),
     ].iter().cloned().collect();
 }