diff --git a/CMakeLists.txt b/CMakeLists.txt
index a240e711b..6b6f8dec2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -531,6 +531,7 @@ set(TDLIB_SOURCE
   td/telegram/TranscriptionManager.cpp
   td/telegram/TranslationManager.cpp
   td/telegram/UpdatesManager.cpp
+  td/telegram/UserManager.cpp
   td/telegram/Usernames.cpp
   td/telegram/UserPrivacySetting.cpp
   td/telegram/UserPrivacySettingRule.cpp
@@ -889,6 +890,7 @@ set(TDLIB_SOURCE
   td/telegram/UniqueId.h
   td/telegram/UpdatesManager.h
   td/telegram/UserId.h
+  td/telegram/UserManager.h
   td/telegram/Usernames.h
   td/telegram/UserPrivacySetting.h
   td/telegram/UserPrivacySettingRule.h
diff --git a/SplitSource.php b/SplitSource.php
index 68345c8ed..219dcbba5 100644
--- a/SplitSource.php
+++ b/SplitSource.php
@@ -418,6 +418,7 @@ function split_file($file, $chunks, $undo) {
                 'transcription_manager[_(-](?![.]get[(][)])|TranscriptionManager' => 'TranscriptionManager',
                 'updates_manager[_(-](?![.]get[(][)])|UpdatesManager|get_difference[)]|updateSentMessage|dummyUpdate' => 'UpdatesManager',
                 'UserId' => 'UserId',
+                'user_manager[_(-](?![.]get[(][)])|UserManager([^ ;.]| [^*])' => 'UserManager',
                 'video_notes_manager[_(-](?![.]get[(][)])|VideoNotesManager' => 'VideoNotesManager',
                 'videos_manager[_(-](?![.]get[(][)])|VideosManager' => 'VideosManager',
                 'voice_notes_manager[_(-](?![.]get[(][)])|VoiceNotesManager' => 'VoiceNotesManager',
@@ -468,6 +469,7 @@ $files = array('td/telegram/ContactsManager' => 20,
                'td/telegram/NotificationManager' => 10,
                'td/telegram/StickersManager' => 10,
                'td/telegram/Td' => 50,
+               'td/telegram/UserManager' => 20,
                'td/generate/auto/td/telegram/td_api' => 10,
                'td/generate/auto/td/telegram/td_api_json' => 10,
                'td/generate/auto/td/telegram/telegram_api' => 10);
diff --git a/td/telegram/Global.h b/td/telegram/Global.h
index f2d09bb41..f4b6c37b1 100644
--- a/td/telegram/Global.h
+++ b/td/telegram/Global.h
@@ -81,6 +81,7 @@ class TimeZoneManager;
 class TopDialogManager;
 class TranscriptionManager;
 class UpdatesManager;
+class UserManager;
 class WebPagesManager;
 
 class Global final : public ActorContext {
@@ -498,6 +499,13 @@ class Global final : public ActorContext {
     updates_manager_ = updates_manager;
   }
 
+  ActorId<UserManager> user_manager() const {
+    return user_manager_;
+  }
+  void set_user_manager(ActorId<UserManager> user_manager) {
+    user_manager_ = user_manager;
+  }
+
   ActorId<WebPagesManager> web_pages_manager() const {
     return web_pages_manager_;
   }
@@ -668,6 +676,7 @@ class Global final : public ActorContext {
   ActorId<TopDialogManager> top_dialog_manager_;
   ActorId<TranscriptionManager> transcription_manager_;
   ActorId<UpdatesManager> updates_manager_;
+  ActorId<UserManager> user_manager_;
   ActorId<WebPagesManager> web_pages_manager_;
   ActorOwn<ConnectionCreator> connection_creator_;
   ActorOwn<TempAuthKeyWatchdog> temp_auth_key_watchdog_;
diff --git a/td/telegram/Td.cpp b/td/telegram/Td.cpp
index 4fc635cab..b3111222b 100644
--- a/td/telegram/Td.cpp
+++ b/td/telegram/Td.cpp
@@ -164,6 +164,7 @@
 #include "td/telegram/TranslationManager.h"
 #include "td/telegram/UpdatesManager.h"
 #include "td/telegram/UserId.h"
+#include "td/telegram/UserManager.h"
 #include "td/telegram/Version.h"
 #include "td/telegram/VideoNotesManager.h"
 #include "td/telegram/VideosManager.h"
@@ -3253,6 +3254,7 @@ void Td::dec_actor_refcnt() {
       reset_manager(transcription_manager_, "TranscriptionManager");
       reset_manager(translation_manager_, "TranslationManager");
       reset_manager(updates_manager_, "UpdatesManager");
+      reset_manager(user_manager_, "UserManager");
       reset_manager(video_notes_manager_, "VideoNotesManager");
       reset_manager(videos_manager_, "VideosManager");
       reset_manager(voice_notes_manager_, "VoiceNotesManager");
@@ -3428,6 +3430,7 @@ void Td::clear() {
   reset_actor(ActorOwn<Actor>(std::move(transcription_manager_actor_)));
   reset_actor(ActorOwn<Actor>(std::move(translation_manager_actor_)));
   reset_actor(ActorOwn<Actor>(std::move(updates_manager_actor_)));
+  reset_actor(ActorOwn<Actor>(std::move(user_manager_actor_)));
   reset_actor(ActorOwn<Actor>(std::move(video_notes_manager_actor_)));
   reset_actor(ActorOwn<Actor>(std::move(voice_notes_manager_actor_)));
   reset_actor(ActorOwn<Actor>(std::move(web_pages_manager_actor_)));
@@ -3988,6 +3991,9 @@ void Td::init_managers() {
   updates_manager_ = make_unique<UpdatesManager>(this, create_reference());
   updates_manager_actor_ = register_actor("UpdatesManager", updates_manager_.get());
   G()->set_updates_manager(updates_manager_actor_.get());
+  user_manager_ = make_unique<UserManager>(this, create_reference());
+  user_manager_actor_ = register_actor("UserManager", user_manager_.get());
+  G()->set_user_manager(user_manager_actor_.get());
   video_notes_manager_ = make_unique<VideoNotesManager>(this, create_reference());
   video_notes_manager_actor_ = register_actor("VideoNotesManager", video_notes_manager_.get());
   voice_notes_manager_ = make_unique<VoiceNotesManager>(this, create_reference());
diff --git a/td/telegram/Td.h b/td/telegram/Td.h
index 0bae464c7..4960559cf 100644
--- a/td/telegram/Td.h
+++ b/td/telegram/Td.h
@@ -100,6 +100,7 @@ class TopDialogManager;
 class TranscriptionManager;
 class TranslationManager;
 class UpdatesManager;
+class UserManager;
 class VideoNotesManager;
 class VideosManager;
 class VoiceNotesManager;
@@ -259,6 +260,8 @@ class Td final : public Actor {
   ActorOwn<TranslationManager> translation_manager_actor_;
   unique_ptr<UpdatesManager> updates_manager_;
   ActorOwn<UpdatesManager> updates_manager_actor_;
+  unique_ptr<UserManager> user_manager_;
+  ActorOwn<UserManager> user_manager_actor_;
   unique_ptr<VideoNotesManager> video_notes_manager_;
   ActorOwn<VideoNotesManager> video_notes_manager_actor_;
   unique_ptr<VoiceNotesManager> voice_notes_manager_;
diff --git a/td/telegram/UserManager.cpp b/td/telegram/UserManager.cpp
new file mode 100644
index 000000000..4ba99d229
--- /dev/null
+++ b/td/telegram/UserManager.cpp
@@ -0,0 +1,18 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+#include "td/telegram/UserManager.h"
+
+namespace td {
+
+UserManager::UserManager(Td *td, ActorShared<> parent) : td_(td), parent_(std::move(parent)) {
+}
+
+void UserManager::tear_down() {
+  parent_.reset();
+}
+
+}  // namespace td
diff --git a/td/telegram/UserManager.h b/td/telegram/UserManager.h
new file mode 100644
index 000000000..f80789af7
--- /dev/null
+++ b/td/telegram/UserManager.h
@@ -0,0 +1,28 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+#pragma once
+
+#include "td/actor/actor.h"
+
+#include "td/utils/common.h"
+
+namespace td {
+
+class Td;
+
+class UserManager final : public Actor {
+ public:
+  UserManager(Td *td, ActorShared<> parent);
+
+ private:
+  void tear_down() final;
+
+  Td *td_;
+  ActorShared<> parent_;
+};
+
+}  // namespace td