diff --git a/install.python3 b/install.python3
index fe029b1..ca0e968 100644
--- a/install.python3
+++ b/install.python3
@@ -150,7 +150,7 @@ if __name__ == "__main__":
         rFile = io.open("/etc/mysql/my.cnf", "w", encoding="utf-8")
         rFile.write(rMySQLCnf)
         rFile.close()
-        os.system("sudo service mariadb restart")
+        os.system("sudo service mariadb restart  >/dev/null 2>&1")
     rExtra = ""
     rRet = os.system("mysql -u root -e \"SELECT VERSION();\"")
     if rRet != 0:
@@ -159,20 +159,20 @@ if __name__ == "__main__":
             rRet = os.system("mysql -u root%s -e \"SELECT VERSION();\"" % rExtra)
             if rRet == 0: break
             else: printc("Invalid password! Please try again.")
-    os.system('sudo mysql -u root%s -e "DROP DATABASE IF EXISTS xui; CREATE DATABASE IF NOT EXISTS xui;"' % rExtra)
-    os.system('sudo mysql -u root%s -e "DROP DATABASE IF EXISTS xui_migrate; CREATE DATABASE IF NOT EXISTS xui_migrate;"' % rExtra)
-    os.system('sudo mysql -u root%s xui < "/home/xui/bin/install/database.sql"' % rExtra)
-    os.system('sudo mysql -u root%s -e "CREATE USER \'%s\'@\'localhost\' IDENTIFIED BY \'%s\';"' % (rExtra, rUsername, rPassword))
-    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui.* TO \'%s\'@\'localhost\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui_migrate.* TO \'%s\'@\'localhost\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON mysql.* TO \'%s\'@\'localhost\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "GRANT GRANT OPTION ON xui.* TO \'%s\'@\'localhost\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "CREATE USER \'%s\'@\'127.0.0.1\' IDENTIFIED BY \'%s\';"' % (rExtra, rUsername, rPassword))
-    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui.* TO \'%s\'@\'127.0.0.1\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui_migrate.* TO \'%s\'@\'127.0.0.1\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON mysql.* TO \'%s\'@\'127.0.0.1\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "GRANT GRANT OPTION ON xui.* TO \'%s\'@\'127.0.0.1\';"' % (rExtra, rUsername))
-    os.system('sudo mysql -u root%s -e "FLUSH PRIVILEGES;"' % rExtra)
+    os.system('sudo mysql -u root%s -e "DROP DATABASE IF EXISTS xui; CREATE DATABASE IF NOT EXISTS xui;"  >/dev/null 2>&1' % rExtra)
+    os.system('sudo mysql -u root%s -e "DROP DATABASE IF EXISTS xui_migrate; CREATE DATABASE IF NOT EXISTS xui_migrate;"  >/dev/null 2>&1' % rExtra)
+    os.system('sudo mysql -u root%s xui < "/home/xui/bin/install/database.sql"  >/dev/null 2>&1' % rExtra)
+    os.system('sudo mysql -u root%s -e "CREATE USER \'%s\'@\'localhost\' IDENTIFIED BY \'%s\';"  >/dev/null 2>&1' % (rExtra, rUsername, rPassword))
+    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui.* TO \'%s\'@\'localhost\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui_migrate.* TO \'%s\'@\'localhost\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON mysql.* TO \'%s\'@\'localhost\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "GRANT GRANT OPTION ON xui.* TO \'%s\'@\'localhost\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "CREATE USER \'%s\'@\'127.0.0.1\' IDENTIFIED BY \'%s\';"  >/dev/null 2>&1' % (rExtra, rUsername, rPassword))
+    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui.* TO \'%s\'@\'127.0.0.1\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON xui_migrate.* TO \'%s\'@\'127.0.0.1\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "GRANT ALL PRIVILEGES ON mysql.* TO \'%s\'@\'127.0.0.1\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "GRANT GRANT OPTION ON xui.* TO \'%s\'@\'127.0.0.1\';"  >/dev/null 2>&1' % (rExtra, rUsername))
+    os.system('sudo mysql -u root%s -e "FLUSH PRIVILEGES;"  >/dev/null 2>&1' % rExtra)
     rConfigData = rConfig % (rUsername, rPassword)
     rFile = io.open("/home/xui/config/config.ini", "w", encoding="utf-8")
     rFile.write(rConfigData)
@@ -193,10 +193,10 @@ if __name__ == "__main__":
         rFile = io.open("/etc/systemd/system/xuione.service", "w", encoding="utf-8")
         rFile.write(rSystemd)
         rFile.close()
-        os.system("sudo chmod +x /etc/systemd/system/xuione.service")
-        os.system("sudo systemctl daemon-reload")
-        os.system("sudo systemctl enable xuione")
-        os.system("sudo modprobe ip_conntrack")
+        os.system("sudo chmod +x /etc/systemd/system/xuione.service  >/dev/null 2>&1")
+        os.system("sudo systemctl daemon-reload  >/dev/null 2>&1")
+        os.system("sudo systemctl enable xuione  >/dev/null 2>&1")
+        os.system("sudo modprobe ip_conntrack  >/dev/null 2>&1")
         rFile = io.open("/etc/sysctl.conf", "w", encoding="utf-8")
         rFile.write(rSysCtl)
         rFile.close()
@@ -223,7 +223,7 @@ if __name__ == "__main__":
             elif "/home/xui/admin" in open(rCodeDir + rCode, "r").read(): rHasAdmin = rCode
     if not rHasAdmin:
         rCode = generate(8)
-        os.system('sudo mysql -u root%s -e "USE xui; INSERT INTO access_codes(code, type, enabled, groups) VALUES(\'%s\', 0, 1, \'[1]\');"' % (rExtra, rCode))
+        os.system('sudo mysql -u root%s -e "USE xui; INSERT INTO access_codes(code, type, enabled, groups) VALUES(\'%s\', 0, 1, \'[1]\');"  >/dev/null 2>&1' % (rExtra, rCode))
         rTemplate = open(rCodeDir + "template").read()
         rTemplate = rTemplate.replace("#WHITELIST#", "")
         rTemplate = rTemplate.replace("#TYPE#", "admin")
@@ -241,12 +241,12 @@ if __name__ == "__main__":
     os.system("sudo mount -a  >/dev/null 2>&1")
     os.system("sudo chown xui:xui -R /home/xui  >/dev/null 2>&1")
     time.sleep(60)
-    os.system("sudo systemctl daemon-reload")
+    os.system("sudo systemctl daemon-reload  >/dev/null 2>&1")
     time.sleep(60)
-    os.system("sudo systemctl start xuione")
+    os.system("sudo systemctl start xuione  >/dev/null 2>&1")
     
     time.sleep(10)
-    os.system("sudo /home/xui/status 1")
+    os.system("sudo /home/xui/status 1  >/dev/null 2>&1")
     time.sleep(60)
     os.system("sudo wget https://github.com/amidevous/xui.one/releases/download/test/xui_crack.tar.gz -qO /root/xui_crack.tar.gz >/dev/null 2>&1")
     os.system("sudo tar -xvf /root/xui_crack.tar.gz >/dev/null 2>&1")