diff --git a/Makefile b/Makefile
index f640c40..ed54a2a 100755
--- a/Makefile
+++ b/Makefile
@@ -51,6 +51,8 @@ build:
 	cp -rv run-program-without-wayland.sh       new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/
 	cp -rv ProgramFen.py                        new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/
 	cp -rv Icon                                 new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/
+	cp -rv CompareVersion.py                    new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/
+	cp -rv uengine-remove.sh                    new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/
 	rm -rfv new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/Help/information
 	python3 RemovePycacheFile.py                #new-deb-build/opt/apps/com.gitee.uengine.runner.spark/files/
 	cp -rv new-deb-build /tmp/uengine-runner-builder
diff --git a/mainwindow.py b/mainwindow.py
index 2746da1..e276443 100755
--- a/mainwindow.py
+++ b/mainwindow.py
@@ -1981,6 +1981,7 @@ uengineCheckCpu = QtWidgets.QAction(QtGui.QIcon.fromTheme("cpu"), langFile[lang]
 uengineDeleteUengineCheck = QtWidgets.QAction(QtWidgets.QApplication.style().standardIcon(40), langFile[lang]["Main"]["MainWindow"]["Menu"][2]["Menu"][9])
 uengineReinstall = QtWidgets.QAction(langFile[lang]["Main"]["MainWindow"]["Menu"][2]["Menu"][10])
 uengineUbuntuInstall = QtWidgets.QAction(QtGui.QIcon.fromTheme("ubuntu-logo-icon"), langFile[lang]["Main"]["MainWindow"]["Menu"][2]["Menu"][14])
+uengineUbuntuRemove = QtWidgets.QAction(QtGui.QIcon.fromTheme("ubuntu-logo-icon"), "移除在 Ubuntu 上安装的 UEngine 及其附属脚本")
 uengineUbuntuInstallRoot = QtWidgets.QAction(QtGui.QIcon.fromTheme("ubuntu-logo-icon"), "在 Ubuntu 上安装 UEngine（SuperSU 镜像）")
 uengineWindowSizeSetting = QtWidgets.QAction(langFile[lang]["Main"]["MainWindow"]["Menu"][2]["Menu"][16])
 uengine.addAction(uengineOpenDebBuilder)
@@ -1990,6 +1991,7 @@ uengine.addAction(uengineCheckCpu)
 uengine.addSeparator()
 uengine.addAction(uengineUbuntuInstall)
 uengine.addAction(uengineUbuntuInstallRoot)
+uengine.addAction(uengineUbuntuRemove)
 uengine.addSeparator()
 uengine.addAction(uengineWindowSizeSetting)
 uengine.addSeparator()
@@ -2011,6 +2013,7 @@ uengineRoot = uengine.addMenu(langFile[lang]["Main"]["MainWindow"]["Menu"][2]["M
 # 绑定信号
 uengineAllowOrDisallowUpdateAndroidApp.triggered.connect(AllowOrDisallowUpdateAndroidApp)
 uengineSetHttpProxy.triggered.connect(SetHttpProxy)
+uengineUbuntuRemove.triggered.connect(lambda: threading.Thread(target=os.system, args=[f"bash '{programPath}/uengine-remove.sh'"]).start())
 uengineOpenDebBuilder.triggered.connect(OpenUengineDebBuilder)
 uengineOpenDebBuilderMore.triggered.connect(lambda: threading.Thread(target=os.system, args=[f"'{programPath}/uengine-apk-builder-more'"]).start())
 uengineKeyboardToMouse.triggered.connect(KeyboardToMouse)
diff --git a/new-deb-build/DEBIAN/postinst b/new-deb-build/DEBIAN/postinst
index c41aedc..834a3df 100755
--- a/new-deb-build/DEBIAN/postinst
+++ b/new-deb-build/DEBIAN/postinst
@@ -23,6 +23,7 @@ ln -s /opt/apps/com.gitee.uengine.runner.spark/files/uengine-runner-applist-laun
 # 移除安装错误的 UEngine Ubuntu 补丁
 which uengine
 if [[ $? != 0 ]] && [[ -f /usr/bin/uengine-loading-ubuntu ]]; then
+    echo 移除错误的 UEngine Ubuntu 补丁
     # 移除补丁
     rm /usr/share/applications/uengine-loading-ubuntu.desktop
     rm /etc/xdg/autostart/uengine-loading-ubuntu.desktop
@@ -30,11 +31,12 @@ if [[ $? != 0 ]] && [[ -f /usr/bin/uengine-loading-ubuntu ]]; then
     for username in $(ls /home)  
     do
         echo /home/$username
-        sudo rm /home/$username/uengine-launch/run_daemon.sh
+        rm /home/$username/uengine-launch/run_daemon.sh
     done
 fi
 # 更新 uengine-loading-ubuntu（如果存在）
 if [[ -f /usr/bin/uengine-loading-ubuntu ]]; then
+    echo 更新 uengine-loading-ubuntu
     if [ -f /tmp/upgrade-uengine-loading-ubuntu ]; then
         rm /tmp/upgrade-uengine-loading-ubuntu
     fi
@@ -42,8 +44,14 @@ if [[ -f /usr/bin/uengine-loading-ubuntu ]]; then
     aria2c -x 16 -s 16 -d /tmp -o upgrade-uengine-loading-ubuntu https://code.gitlink.org.cn/gfdgd_xi/uengine-installer-bak/raw/branch/master/run_daemon.sh
     if [ $? == 0 ]; then
         # 替换
-        sudo cp /tmp/upgrade-uengine-loading-ubuntu /usr/bin/uengine-loading-ubuntu
-        sudo chmod 755 /usr/bin/uengine-loading-ubuntu
+        cp /tmp/upgrade-uengine-loading-ubuntu /usr/bin/uengine-loading-ubuntu
+        chmod 755 /usr/bin/uengine-loading-ubuntu
+        for username in $(ls /home)  
+        do
+            echo /home/$username
+            cp /usr/bin/uengine-loading-ubuntu /home/$username/uengine-launch/run_daemon.sh
+            chmod 755 /home/$username/uengine-launch/run_daemon.sh
+        done
     fi
     rm /tmp/upgrade-uengine-loading-ubuntu
 fi