diff --git a/ukui-greeter-the-full-user-name-is-displayed-through-tooltip.patch b/ukui-greeter-the-full-user-name-is-displayed-through-tooltip.patch
new file mode 100644
index 0000000..0d93d66
--- /dev/null
+++ b/ukui-greeter-the-full-user-name-is-displayed-through-tooltip.patch
@@ -0,0 +1,25 @@
+From d3f13ce8c7c53932112939293e4020cbda268a24 Mon Sep 17 00:00:00 2001
+From: huayadong <huayadong@kylinos.cn>
+Date: Thu, 9 Dec 2021 16:57:34 +0800
+Subject: [PATCH] The full user name is displayed through tooltip
+
+---
+ ukui-greeter/greeter/userentry.cpp | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/ukui-greeter/greeter/userentry.cpp b/ukui-greeter/greeter/userentry.cpp
+index b5905f1..7fea210 100755
+--- a/ukui-greeter/greeter/userentry.cpp
++++ b/ukui-greeter/greeter/userentry.cpp
+@@ -149,6 +149,8 @@ void UserEntry::setUserName(const QString &name)
+         m_name = name;
+ 
+      QString str = ElideText(m_nameLabel->font(),IMG_WIDTH,name);
++     if(name != str)
++         m_nameLabel->setToolTip(name);
+      m_nameLabel->setText(str);
+      m_nameLabel->setAlignment(Qt::AlignCenter);
+ }
+-- 
+2.30.0
+
diff --git a/ukui-greeter.spec b/ukui-greeter.spec
index 5f04aea..8d7f723 100644
--- a/ukui-greeter.spec
+++ b/ukui-greeter.spec
@@ -1,7 +1,7 @@
 %define debug_package %{nil}
 Name:           ukui-greeter
 Version:        3.0.1
-Release:        6
+Release:        7
 Summary:        Lightdm greeter for UKUI
 License:        GPL-2.0
 URL:            http://www.ukui.org
@@ -25,6 +25,7 @@ patch1:  0002-fix-ukui-greeter-desktop-option-issue.patch
 patch2:	 0001-Avoid-problem-of-writing-Chinese-garbled-characters.patch
 patch3:  0003-add-set-dpi.patch
 patch4:  0004-Solve-the-problem-that-biometric-devices-cannot-read.patch
+patch5:  ukui-greeter-the-full-user-name-is-displayed-through-tooltip.patch
 
 %description
 A greeter for UKUI desktop environment written by Qt5.
@@ -37,6 +38,8 @@ A greeter for UKUI desktop environment written by Qt5.
 %patch2 -p1
 %patch3 -p1
 %patch4 -p1
+%patch5 -p1
+
 
 %build
 qmake-qt5
@@ -61,6 +64,9 @@ gzip  -c ukui-greeter/man/ukui-greeter.8 > %{buildroot}/usr/share/man/man8/ukui-
 %{_datadir}/xgreeters/ukui-greeter.desktop
 
 %changelog
+* Thu Dec 09 2021 huayadong <huayadong@kylinos.cn> - 3.0.1-7
+- add patch5:ukui-greeter-the-full-user-name-is-displayed-through-tooltip.patch
+
 * Fri Oct 29 2021 tanyulong <tanyulong@kylinos.cn> - 3.0.1-6
 - Solve the problem that biometric devices cannot read