diff --git a/core/settings/qPrefUpdateManager.cpp b/core/settings/qPrefUpdateManager.cpp
index 23952f700..709631519 100644
--- a/core/settings/qPrefUpdateManager.cpp
+++ b/core/settings/qPrefUpdateManager.cpp
@@ -5,6 +5,9 @@
 
 static const QString group = QStringLiteral("UpdateManager");
 
+QString qPrefUpdateManager::st_uuidString;
+static const QString st_uuidString_default = "";
+
 qPrefUpdateManager::qPrefUpdateManager(QObject *parent) : QObject(parent)
 {
 }
@@ -21,6 +24,9 @@ void qPrefUpdateManager::loadSync(bool doSync)
 	disk_dont_check_for_updates(doSync);
 	disk_last_version_used(doSync);
 	disk_next_check(doSync);
+	if (!doSync) {
+		load_uuidString();
+	}
 }
 
 
@@ -51,7 +57,9 @@ void qPrefUpdateManager::set_next_check(const QDate& value)
 void qPrefUpdateManager::disk_next_check(bool doSync)
 {
 	if (doSync)
-		qPrefPrivate::instance()->setting.setValue(group + "/NextCheck", prefs.update_manager.next_check);
+		qPrefPrivate::propSetValue(group + "/NextCheck", prefs.update_manager.next_check);
 	else
-		prefs.update_manager.next_check = qPrefPrivate::instance()->setting.value(group + "/NextCheck", 0).toInt();
+		prefs.update_manager.next_check = qPrefPrivate::propValue(group + "/NextCheck", 0).toInt();
 }
+
+HANDLE_PROP_QSTRING(UpdateManager, "UodateManager/UUID", uuidString);
diff --git a/core/settings/qPrefUpdateManager.h b/core/settings/qPrefUpdateManager.h
index a1ed468ba..151c2edc4 100644
--- a/core/settings/qPrefUpdateManager.h
+++ b/core/settings/qPrefUpdateManager.h
@@ -12,6 +12,7 @@ class qPrefUpdateManager : public QObject {
 	Q_PROPERTY(bool dont_check_exists READ dont_check_exists WRITE set_dont_check_exists NOTIFY dont_check_exists_changed);
 	Q_PROPERTY(const QString last_version_used READ last_version_used WRITE set_last_version_used NOTIFY last_version_used_changed);
 	Q_PROPERTY(const QDate next_check READ next_check WRITE set_next_check NOTIFY next_check_changed);
+	Q_PROPERTY(const QString uuidString READ uuidString WRITE set_uuidString NOTIFY uuidString_changed);
 
 public:
 	qPrefUpdateManager(QObject *parent = NULL);
@@ -27,23 +28,32 @@ public:
 	static bool dont_check_exists() { return prefs.update_manager.dont_check_exists; }
 	static const QString last_version_used() { return prefs.update_manager.last_version_used; }
 	static const QDate next_check() { return QDate::fromJulianDay(prefs.update_manager.next_check); }
+	static const QString uuidString() { return st_uuidString; }
 
 public slots:
 	static void set_dont_check_for_updates(bool value);
 	static void set_dont_check_exists(bool value);
 	static void set_last_version_used(const QString& value);
 	static void set_next_check(const QDate& value);
+	static void set_uuidString(const QString& value);
 
 signals:
 	void dont_check_for_updates_changed(bool value);
 	void dont_check_exists_changed(bool value);
 	void last_version_used_changed(const QString& value);
 	void next_check_changed(const QDate& value);
+	void uuidString_changed(const QString& value);
 
 private:
 	static void disk_dont_check_for_updates(bool doSync);
 	static void disk_last_version_used(bool doSync);
 	static void disk_next_check(bool doSync);
+
+	// load only for class variables
+	static void load_uuidString();
+
+	// class variables not present in structure preferences
+	static QString st_uuidString;
 };
 
 #endif
diff --git a/tests/testqPrefUpdateManager.cpp b/tests/testqPrefUpdateManager.cpp
index 1d2e5d98d..4dc3c2696 100644
--- a/tests/testqPrefUpdateManager.cpp
+++ b/tests/testqPrefUpdateManager.cpp
@@ -41,11 +41,13 @@ void TestQPrefUpdateManager::test_set_struct()
 	tst->set_dont_check_exists(false);
 	tst->set_last_version_used("last_version2");
 	tst->set_next_check(QDate::fromString("11/09/1957", "dd/MM/yyyy")); 
+	tst->set_uuidString("uuid");
 
 	QCOMPARE(prefs.update_manager.dont_check_for_updates, false);
 	QCOMPARE(prefs.update_manager.dont_check_exists, false);
 	QCOMPARE(QString(prefs.update_manager.last_version_used), QString("last_version2"));
 	QCOMPARE(QDate::fromJulianDay(prefs.update_manager.next_check), QDate::fromString("11/09/1957", "dd/MM/yyyy")); 
+	QCOMPARE(tst->uuidString(), QString("uuid"));
 }
 
 void TestQPrefUpdateManager::test_set_load_struct()
@@ -63,6 +65,7 @@ void TestQPrefUpdateManager::test_set_load_struct()
 	tst->set_dont_check_exists(false);
 	tst->set_last_version_used("last_version2");
 	tst->set_next_check(QDate::fromString("11/09/1957", "dd/MM/yyyy")); 
+	tst->set_uuidString("uuid2");
 
 	prefs.update_manager.dont_check_for_updates = true;
 	prefs.update_manager.dont_check_exists = true;
@@ -73,6 +76,7 @@ void TestQPrefUpdateManager::test_set_load_struct()
 	QCOMPARE(prefs.update_manager.dont_check_for_updates, false);
 	QCOMPARE(QString(prefs.update_manager.last_version_used), QString("last_version2"));
 	QCOMPARE(QDate::fromJulianDay(prefs.update_manager.next_check), QDate::fromString("11/09/1957", "dd/MM/yyyy")); 
+	QCOMPARE(tst->uuidString(), QString("uuid2"));
 
 	// dont_check_exists is NOT stored on disk
 	QCOMPARE(prefs.update_manager.dont_check_exists, true);
diff --git a/tests/tst_qPrefUpdateManager.qml b/tests/tst_qPrefUpdateManager.qml
index 3554f88c8..7b3ee07a0 100644
--- a/tests/tst_qPrefUpdateManager.qml
+++ b/tests/tst_qPrefUpdateManager.qml
@@ -31,5 +31,9 @@ TestCase {
 		var x4_date = Date.fromLocaleString(Qt.locale(), "01-01-2001", "dd-MM-yyyy")
 		tst.next_check = x4_date
 		compare(tst.next_check,  x4_date)
+
+		var x5 = tst.uuidString
+		tst.uuidString = "jan again"
+		compare(tst.uuidString, "jan again")
 	}
 }