diff --git a/install_minimal/airtime-install b/install_minimal/airtime-install
index 6d459c567..9b7746692 100755
--- a/install_minimal/airtime-install
+++ b/install_minimal/airtime-install
@@ -7,6 +7,8 @@ if [ `whoami` != 'root' ]; then
     exit 1
 fi
 
+export AIRTIME_INSTALL_DEBUG=1
+
 set +e
 DEB=$(dpkg -s airtime 2> /dev/null | grep Status)
 set -e
@@ -22,7 +24,14 @@ SCRIPTPATH=`dirname $SCRIPT`
 AIRTIMEROOT=$SCRIPTPATH/../
 
 # Check if airtime exists already
+set +e
 php --php-ini ${SCRIPTPATH}/airtime-php.ini ${SCRIPTPATH}/include/airtime-installed-check.php $@
+result=$?
+set -e
+
+if [ "$result" = "2" -o "$result" = "3" ]; then
+    exit 1
+fi
 
 echo -e "\n******************************** Install Begin *********************************"
 
@@ -30,6 +39,11 @@ rm -rf "/usr/lib/airtime"
 $AIRTIMEROOT/python_apps/python-virtualenv/virtualenv-install.sh
 python $AIRTIMEROOT/python_apps/create-pypo-user.py
 
+if [ "$result" = "1" ]; then
+    #do upgrade
+    php --php-ini ${SCRIPTPATH}/airtime-php.ini ${SCRIPTPATH}/include/airtime-upgrade.php $@
+fi
+
 $SCRIPTPATH/include/airtime-copy-files.sh
 $SCRIPTPATH/include/airtime-initialize.sh $@
 
diff --git a/install_minimal/include/airtime-install.php b/install_minimal/include/airtime-install.php
index 30df10a4e..1f7a9ea33 100644
--- a/install_minimal/include/airtime-install.php
+++ b/install_minimal/include/airtime-install.php
@@ -19,12 +19,14 @@ if ($opts == NULL) {
 $version = AirtimeInstall::GetVersionInstalled();
 
 // A previous version exists - if so, upgrade.
+/*
 if (isset($version) && ($version != false) && ($version < AIRTIME_VERSION) && !isset($opts->r)) {
     echo "Airtime version $version found.".PHP_EOL;
     
     require_once("airtime-upgrade.php");
     exit(0);
 }
+* */
 
 // -------------------------------------------------------------------------
 // The only way we get here is if we are doing a new install or a reinstall.
diff --git a/install_minimal/include/airtime-installed-check.php b/install_minimal/include/airtime-installed-check.php
index bc1264dcd..ae2707467 100644
--- a/install_minimal/include/airtime-installed-check.php
+++ b/install_minimal/include/airtime-installed-check.php
@@ -7,6 +7,11 @@
  * Checks if a current version of Airtime is installed.
  * If so, the user is presented with the help menu and can
  * choose -r to reinstall.
+ * 
+ * Returns 0 if Airtime is not installed
+ * Returns 1 if a previous version of Airtime installed
+ * Returns 2 if the same version of Airtime is installed
+ * Returns 3 if a version of Airtime that we can't upgrade from is installed.
  */
 require_once(dirname(__FILE__).'/AirtimeInstall.php');
 require_once(__DIR__.'/airtime-constants.php');
@@ -15,24 +20,32 @@ AirtimeInstall::ExitIfNotRoot();
 
 $opts = AirtimeInstall::getOpts();
 if ($opts == NULL) {
-    exit(1);
+    exit(2);
 }
 
 if (isset($opts->h)) {
     AirtimeInstall::printUsage($opts);
-    exit(1);
+    exit(2);
 }
 
 $version = AirtimeInstall::GetVersionInstalled();
 // The current version is already installed.
-if (isset($version) && ($version != false) && ($version == AIRTIME_VERSION) && !isset($opts->r)) {
-    echo "Airtime $version is already installed.".PHP_EOL;
-    AirtimeInstall::printUsage($opts);
-    exit(1);
+echo "* Checking for existing install of Airtime...".PHP_EOL;
+if (isset($version) && ($version != false)){
+    if (($version == AIRTIME_VERSION) && !isset($opts->r)) {
+        echo "Airtime $version is already installed.".PHP_EOL;
+        AirtimeInstall::printUsage($opts);
+        exit(2);
+    } else if (strcmp($version, AIRTIME_VERSION) < 0){
+        echo " * Found previous version: $version".PHP_EOL;
+        exit(1);
+    }
+} else {
+    echo " * Not Found".PHP_EOL;
 }
 
 if($version === false){
     echo "A version of Airtime older than 1.7.0 detected, please upgrade to 1.7.0 first.\n";
     echo "You will then be able to upgrade to 1.9.0 using this installer.\n";
     exit(3);
-}
\ No newline at end of file
+}
diff --git a/install_minimal/include/airtime-upgrade.php b/install_minimal/include/airtime-upgrade.php
index b7237e2a6..144fec2c1 100644
--- a/install_minimal/include/airtime-upgrade.php
+++ b/install_minimal/include/airtime-upgrade.php
@@ -19,6 +19,14 @@ if(exec("whoami") != "root"){
     exit(1);
 }
 
+function pause(){
+    /* change "AIRTIME_INSTALL_DEBUG=1" in base install file to enable this. */
+    if (getenv("AIRTIME_INSTALL_DEBUG") === "1"){
+        echo "Press Enter to Continue".PHP_EOL;
+        fgets(STDIN);
+    }
+}
+
 const CONF_FILE_AIRTIME = "/etc/airtime/airtime.conf";
 
 
@@ -58,33 +66,43 @@ $SCRIPTPATH = __DIR__;
 
 if (strcmp($version, "1.7.0") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.7.0/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.8.0") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.8.0/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.8.1") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.8.1/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.8.2") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.8.2/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.9.0") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.9.0/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.9.2") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.9.2/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.9.3") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.9.3/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.9.4") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.9.4/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "1.9.5") < 0){
     passthru("php --php-ini $SCRIPTPATH/../airtime-php.ini $SCRIPTPATH/../upgrades/airtime-1.9.5/airtime-upgrade.php");
+    pause();
 }
 if (strcmp($version, "2.0.0") < 0){
     system("php ".__DIR__."/../upgrades/airtime-2.0.0/airtime-upgrade.php");
+    pause();
 }
 
 //set the new version in the database.