diff --git a/Helpers/zerotier-update.sh b/Helpers/zerotier-update.sh
new file mode 100644
index 0000000..b2b66bf
--- /dev/null
+++ b/Helpers/zerotier-update.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+#########################################################################
+#
+# ABOUT THIS PROGRAM
+#
+# NAME
+#   ZeroTier Install Only Script
+#
+# SYNOPSIS
+# zerotier-install.sh
+# FOR INITIAL DEPLOYMENT OR ENROLMENT USE ONLY
+#########################################################################
+#
+# HISTORY
+#
+#   Version: 1.3
+#
+#   - 1.0 Martyn Watts, 25.06.2021 Initial Script Template Build
+#   - 1.1 Michael Tanner, 28.09.2021 Implement ZeroTier Install Script
+#   - 1.2 Martyn Watts, 29.09.2021 Added logging information
+#   - 1.3 Michael Tanner, 06.11.2021 fixing /tmp folder usage for Monterey
+#
+#########################################################################
+# Script to install ZeroTier and to join the organisations ZT Network.
+#
+scriptver='1.3'
+logfile="/Library/Logs/com.purplecomputing.mdm/ZeroTierInstallScript.log"
+appName="ZeroTier"
+deplog="/var/tmp/depnotify.log"
+
+#Making Purple Cache directories for in the event that the helper script hasn't been run
+mkdir -p /Library/Caches/com.purplecomputing.mdm/
+mkdir -p /Library/Logs/com.purplecomputing.mdm/
+mkdir -p /Library/Caches/com.purplecomputing.mdm/Apps/
+
+echo "Status: Updating ${appName} using script version ${scriptver}" >> ${deplog}
+echo "Status: Installing ${appName} using script version ${scriptver}" >> ${logfile}
+
+echo "Status: Updating ZeroTier" >> ${logfile}
+echo "Status: Updating ZeroTier" >> ${deplog}
+curl -o /Library/Caches/com.purplecomputing.mdm/Apps/ZT.pkg https://download.zerotier.com/dist/ZeroTier%20One.pkg >> ${logfile}
+
+echo "Status: Running the installer" >> ${logfile}
+echo "Status: Executing Scripts..." >> ${deplog}
+installer -pkg /Library/Caches/com.purplecomputing.mdm/Apps/ZT.pkg -target / >> ${logfile}
+
+echo "Status: Cleaning up after the installer" >> ${logfile}
+echo "Status: Cleaning up after the Script" >> ${deplog}
+rm -rf /Library/Caches/com.purplecomputing.mdm/Apps/ZT.pkg
+sleep 2
+echo "Status: ZeroTier Update Complete" >> ${deplog}
+sleep 10
+#echo "Status: Joining ZeroTier to network ${@}" >> ${logfile}
+#echo "Status: Joining ZeroTier to network ${@}" >> ${deplog}
+#/usr/local/bin/zerotier-cli join $@
+
+exit 0