diff --git a/extra/install.batsh b/extra/install.batsh
index 005b2db4d..a89254f8f 100644
--- a/extra/install.batsh
+++ b/extra/install.batsh
@@ -1,9 +1,13 @@
+// install.sh is generated by ./extra/install.batsh, do not modify it directly.
+// "npm run compile-install-script" to compile install.sh
+// The command is working on Windows PowerShell and Docker for Windows only.
 println("=====================");
 println("Uptime Kuma Installer");
 println("=====================");
 println("");
 println("---------------------------------------");
 println("This script is designed for Linux and basic usage.");
+println("Tested with CentOS 7/8");
 println("For advanced usage, please go to https://github.com/louislam/uptime-kuma/wiki/Installation");
 println("---------------------------------------");
 println("");
@@ -18,16 +22,19 @@ if ("$1" != "") {
 }
 
 if (type == "local") {
-
-    if ("$1" != "") {
-        port = "$3";
-    } else {
-        call("read", "-p", "Listening Port [3001]: ", "port");
-    }
+    defaultPort = "3001";
+    defaultInstallPath = "/opt/uptime-kuma";
 
     if (exists("/etc/redhat-release")) {
         os = call("cat", "/etc/redhat-release");
         distribution = "rhel";
+
+    } else if (exists("/etc/issue")) {
+        bash("os=$(head -n1 /etc/issue | cut -f 1 -d ' ')");
+        if (os == "Ubuntu") {
+            distribution = "ubuntu";
+        }
+
     }
 
     bash("arch=$(uname -i)");
@@ -36,33 +43,89 @@ if (type == "local") {
     println("Distribution: " ++ distribution);
     println("Arch: " ++ arch);
 
-    if (distribution == "rhel") {
-        bash("nodePath=$(command -v node)");
+    if ("$3" != "") {
+        port = "$3";
+    } else {
+        call("read", "-p", "Listening Port [$port]: ", "port");
 
-        if (nodePath != "") {
+        if (port == "") {
+            port = defaultPort;
+        }
+    }
+
+    if ("$2" != "") {
+        installPath = "$2";
+    } else {
+        call("read", "-p", "Installation Path [$installPath]: ", "installPath");
+
+        if (installPath == "") {
+            installPath = defaultInstallPath;
+        }
+    }
+
+    if (distribution == "rhel") {
+        bash("nodeCheck=$(node -v)");
+
+        if (nodeCheck != "") {
             bash("nodeVersion=$(node -e 'console.log(process.versions.node.split(`.`)[0])')");
             println("Node Version: " ++ nodeVersion);
 
             if (nodeVersion < "12") {
                 println("Error: Required Node.js 14");
                 call("exit", "1");
-
-            } else {
-                if (nodeVersion == "12") {
-                    println("Warning: NodeJS " ++ nodeVersion ++ " is not tested.");
-                }
-                println("OK");
             }
 
+            if (nodeVersion == "12") {
+                println("Warning: NodeJS " ++ nodeVersion ++ " is not tested.");
+            }
         } else {
 
+            bash("curlCheck=$(curl --version)");
+            if (curlCheck == "") {
+                println("Installing Curl");
+                bash("yum -y -q install curl");
+            }
+
+            println("Installing Node.js 14");
+            bash("curl -sL https://rpm.nodesource.com/setup_14.x | bash - > log.txt");
+            bash("yum install -y -q nodejs");
+            bash("node -v");
+
+            bash("nodeCheckAgain=$(node -v)");
+
+            if (nodeCheckAgain == "") {
+                println("Error during Node.js installation");
+                bash("exit 1");
+            }
         }
 
+        bash("check=$(git --version)");
+        if (check == "") {
+            println("Installing Git");
+            bash("yum -y -q install git");
+        }
 
+        bash("check=$(pm2 --version)");
+        if (check == "") {
+            println("Installing PM2");
+            bash("npm install pm2 -g");
+            bash("pm2 startup");
+        }
 
-        call("yum", "install", "git", "-y");
+        bash("mkdir -p $installPath");
+        bash("cd $installPath");
+        bash("git clone https://github.com/louislam/uptime-kuma.git .");
+        bash("npm run setup");
+
+        bash("pm2 start npm --name uptime-kuma -- run start-server -- --port=$port");
+        bash("pm2 list");
     }
 
+   if (distribution == "ubuntu") {
+        println("TODO");
+        // TODO
+   }
+
 } else {
     call("read", "-p", "Expose Port [3001]: ", "port");
     call("read", "-p", "Volume Name [uptime-kuma]: ", "volume");
diff --git a/install.sh b/install.sh
index 8e9c82823..2d4479a82 100644
--- a/install.sh
+++ b/install.sh
@@ -1,50 +1,108 @@
+# install.sh is generated by ./extra/install.batsh, do not modify it directly.
+# "npm run compile-install-script" to compile install.sh
+# The command is working on Windows PowerShell and Docker for Windows only.
 "echo" "-e" "====================="
 "echo" "-e" "Uptime Kuma Installer"
 "echo" "-e" "====================="
 "echo" "-e" ""
 "echo" "-e" "---------------------------------------"
 "echo" "-e" "This script is designed for Linux and basic usage."
+"echo" "-e" "Tested with CentOS 7/8"
 "echo" "-e" "For advanced usage, please go to https://github.com/louislam/uptime-kuma/wiki/Installation"
 "echo" "-e" "---------------------------------------"
 "echo" "-e" ""
 "echo" "-e" "Local - Install Uptime Kuma in your current machine with git, Node.js 14 and pm2"
 "echo" "-e" "Docker - Install Uptime Kuma Docker container"
 "echo" "-e" ""
-"echo" "-e" "$1"
 if [ "$1" != "" ]; then
   type="$1"
 else
   "read" "-p" "Which installation method do you prefer? [DOCKER/local]: " "type"
 fi
 if [ "$type" == "local" ]; then
-  "read" "-p" "Listening Port [3001]: " "port"
+  defaultPort="3001"
+  defaultInstallPath="/opt/uptime-kuma"
   if [ -e "/etc/redhat-release" ]; then
     os=$("cat" "/etc/redhat-release")
-    distribution="rhel"  
+    distribution="rhel"
+  else
+    if [ -e "/etc/issue" ]; then
+      os=$(head -n1 /etc/issue | cut -f 1 -d ' ')
+      if [ "$os" == "Ubuntu" ]; then
+        distribution="ubuntu"      
+fi    
 fi
+  fi
   arch=$(uname -i)
   "echo" "-e" "Your OS: ""$os"
   "echo" "-e" "Distribution: ""$distribution"
   "echo" "-e" "Arch: ""$arch"
+  if [ "$3" != "" ]; then
+    port="$3"
+  else
+    "read" "-p" "Listening Port [$port]: " "port"
+    if [ "$port" == "" ]; then
+      port="$defaultPort"    
+fi
+  fi
+  if [ "$2" != "" ]; then
+    installPath="$2"
+  else
+    "read" "-p" "Installation Path [$installPath]: " "installPath"
+    if [ "$installPath" == "" ]; then
+      installPath="$defaultInstallPath"    
+fi
+  fi
   if [ "$distribution" == "rhel" ]; then
-    nodePath=$(command -v node)
-    if [ "$nodePath" != "" ]; then
+    nodeCheck=$(node -v)
+    if [ "$nodeCheck" != "" ]; then
       nodeVersion=$(node -e 'console.log(process.versions.node.split(`.`)[0])')
       "echo" "-e" "Node Version: ""$nodeVersion"
       _0="12"
       if [ $(($nodeVersion < $_0)) == 1 ]; then
         "echo" "-e" "Error: Required Node.js 14"
-        "exit" "1"
-      else
-        if [ "$nodeVersion" == "12" ]; then
-          "echo" "-e" "Warning: NodeJS ""$nodeVersion"" is not tested."        
+        "exit" "1"      
+fi
+      if [ "$nodeVersion" == "12" ]; then
+        "echo" "-e" "Warning: NodeJS ""$nodeVersion"" is not tested."      
 fi
-        "echo" "-e" "OK"
-      fi
     else
--
+      curlCheck=$(curl --version)
+      if [ "$curlCheck" == "" ]; then
+        "echo" "-e" "Installing Curl"
+        yum -y -q install curl      
+fi
+      "echo" "-e" "Installing Node.js 14"
+      curl -sL https://rpm.nodesource.com/setup_14.x | bash - > log.txt
+      yum install -y -q nodejs
+      node -v
+      nodeCheckAgain=$(node -v)
+      if [ "$nodeCheckAgain" == "" ]; then
+        "echo" "-e" "Error during Node.js installation"
+        exit 1      
+fi
     fi
-    "yum" "install" "git" "-y"  
+    check=$(git --version)
+    if [ "$check" == "" ]; then
+      "echo" "-e" "Installing Git"
+      yum -y -q install git    
+fi
+    check=$(pm2 --version)
+    if [ "$check" == "" ]; then
+      "echo" "-e" "Installing PM2"
+      npm install pm2 -g
+      pm2 startup    
+fi
+    mkdir -p $installPath
+    cd $installPath
+    git clone https://github.com/louislam/uptime-kuma.git .
+    npm run setup
+    pm2 start npm --name uptime-kuma -- run start-server -- --port=$port
+    pm2 list  
+fi
+  if [ "$distribution" == "ubuntu" ]; then
+    "echo" "-e" "TODO"
+    # TODO  
 fi
 else
   "read" "-p" "Expose Port [3001]: " "port"
diff --git a/test/test_install_script/centos7.dockerfile b/test/test_install_script/centos7.dockerfile
index ef3ec5b61..6e50b9192 100644
--- a/test/test_install_script/centos7.dockerfile
+++ b/test/test_install_script/centos7.dockerfile
@@ -1,9 +1,4 @@
 FROM centos:7
 
-RUN useradd -ms /bin/bash test_user
-USER test_user
-WORKDIR /home/test_user
-
 COPY ./install.sh .
-RUN ls
 RUN bash install.sh local /opt/uptime-kuma 3000 0.0.0.0
diff --git a/test/test_install_script/centos8.dockerfile b/test/test_install_script/centos8.dockerfile
new file mode 100644
index 000000000..7a121f728
--- /dev/null
+++ b/test/test_install_script/centos8.dockerfile
@@ -0,0 +1,4 @@
+FROM centos:8
+
+COPY ./install.sh .
+RUN bash install.sh local /opt/uptime-kuma 3000 0.0.0.0
diff --git a/test/test_install_script/ubuntu1604.dockerfile b/test/test_install_script/ubuntu1604.dockerfile
new file mode 100644
index 000000000..8cc6e1449
--- /dev/null
+++ b/test/test_install_script/ubuntu1604.dockerfile
@@ -0,0 +1,4 @@
+FROM ubuntu:16.04
+
+COPY ./install.sh .
+RUN bash install.sh local /opt/uptime-kuma 3000 0.0.0.0