diff --git a/installers/docker/osm_pla/pla.yaml b/installers/docker/osm_pla/pla.yaml
index 79590ed..64d9500 100644
--- a/installers/docker/osm_pla/pla.yaml
+++ b/installers/docker/osm_pla/pla.yaml
@@ -39,7 +39,7 @@
          command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 mongo 27017 ); do sleep 3; done; exit 0"]
       containers:
       - name: pla
-        image: opensourcemano/pla:11
+        image: opensourcemano/pla:12
         env:
         - name: OSMPLA_DATABASE_HOST
           value: mongo
diff --git a/installers/docker/osm_pods/keystone.yaml b/installers/docker/osm_pods/keystone.yaml
index 66ab480..00e565d 100644
--- a/installers/docker/osm_pods/keystone.yaml
+++ b/installers/docker/osm_pods/keystone.yaml
@@ -46,7 +46,7 @@
     spec:
       containers:
       - name: keystone
-        image: opensourcemano/keystone:11
+        image: opensourcemano/keystone:12
         ports:
         - containerPort: 5000
           protocol: TCP
diff --git a/installers/docker/osm_pods/lcm.yaml b/installers/docker/osm_pods/lcm.yaml
index f52d724..6fc5402 100644
--- a/installers/docker/osm_pods/lcm.yaml
+++ b/installers/docker/osm_pods/lcm.yaml
@@ -41,7 +41,7 @@
          command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 ro 9090 && nc -zvw1 mongodb-k8s 27017 ); do sleep 3; done; exit 0"]
       containers:
       - name: lcm
-        image: opensourcemano/lcm:11
+        image: opensourcemano/lcm:12
         env:
         - name: OSMLCM_RO_HOST
           value: ro
diff --git a/installers/docker/osm_pods/mon.yaml b/installers/docker/osm_pods/mon.yaml
index dff0114..b803724 100644
--- a/installers/docker/osm_pods/mon.yaml
+++ b/installers/docker/osm_pods/mon.yaml
@@ -50,7 +50,7 @@
         command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 mongodb-k8s 27017); do sleep 3; done; exit 0"]
       containers:
       - name: mon
-        image: opensourcemano/mon:11
+        image: opensourcemano/mon:12
         ports:
         - containerPort: 8662
           protocol: TCP
diff --git a/installers/docker/osm_pods/nbi.yaml b/installers/docker/osm_pods/nbi.yaml
index bbdf645..0664695 100644
--- a/installers/docker/osm_pods/nbi.yaml
+++ b/installers/docker/osm_pods/nbi.yaml
@@ -54,7 +54,7 @@
         command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 mongodb-k8s 27017); do sleep 3; done; exit 0"]
       containers:
       - name: nbi
-        image: opensourcemano/nbi:11
+        image: opensourcemano/nbi:12
         ports:
         - containerPort: 9999
           protocol: TCP
diff --git a/installers/docker/osm_pods/ng-ui.yaml b/installers/docker/osm_pods/ng-ui.yaml
index f5b1658..40c9e5d 100644
--- a/installers/docker/osm_pods/ng-ui.yaml
+++ b/installers/docker/osm_pods/ng-ui.yaml
@@ -46,7 +46,7 @@
     spec:
       containers:
       - name: ng-ui
-        image: opensourcemano/ng-ui:11
+        image: opensourcemano/ng-ui:12
         ports:
         - containerPort: 80
           protocol: TCP
diff --git a/installers/docker/osm_pods/pol.yaml b/installers/docker/osm_pods/pol.yaml
index 5f562c2..9c852c5 100644
--- a/installers/docker/osm_pods/pol.yaml
+++ b/installers/docker/osm_pods/pol.yaml
@@ -40,7 +40,7 @@
         command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 mongodb-k8s 27017); do sleep 3; done; exit 0"]
       containers:
       - name: pol
-        image: opensourcemano/pol:11
+        image: opensourcemano/pol:12
         env:
          - name: OSMPOL_MESSAGE_HOST
            value: kafka
diff --git a/installers/docker/osm_pods/prometheus.yaml b/installers/docker/osm_pods/prometheus.yaml
index c564759..ac3a524 100644
--- a/installers/docker/osm_pods/prometheus.yaml
+++ b/installers/docker/osm_pods/prometheus.yaml
@@ -128,7 +128,7 @@
         - name: prom-db
           mountPath: /prometheus
       - name: prometheus-config-sidecar
-        image: opensourcemano/prometheus:11
+        image: opensourcemano/prometheus:12
         env:
         - name: MONGODB_URL
           value: mongodb://mongodb-k8s:27017/?replicaSet=rs0
diff --git a/installers/docker/osm_pods/ro.yaml b/installers/docker/osm_pods/ro.yaml
index 0daccf6..af593a8 100644
--- a/installers/docker/osm_pods/ro.yaml
+++ b/installers/docker/osm_pods/ro.yaml
@@ -50,7 +50,7 @@
         command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 mongodb-k8s 27017 ); do sleep 3; done; exit 0"]
       containers:
       - name: ro
-        image: opensourcemano/ro:11
+        image: opensourcemano/ro:12
         ports:
         - containerPort: 9090
           protocol: TCP
diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index ce0f214..96d8b8b 100755
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -67,8 +67,6 @@
     echo -e "     --pullimages:   pull/run osm images from docker.io/opensourcemano"
     echo -e "     --k8s_monitor:  install the OSM kubernetes monitoring with prometheus and grafana"
     echo -e "     --volume:       create a VM volume when installing to OpenStack"
-#    echo -e "     --reconfigure:  reconfigure the modules (DO NOT change NAT rules)"
-#    echo -e "     --update:       update to the latest stable release or to the latest commit if using a specific branch"
     echo -e "     --showopts:     print chosen options and exit (only for debugging)"
     echo -e "     --charmed:                   Deploy and operate OSM with Charms on k8s"
     echo -e "     [--bundle <bundle path>]:    Specify with which bundle to deploy OSM with charms (--charmed option)"
@@ -570,7 +568,7 @@
             list_of_services="$list_of_services $module"
         fi
     done
-    if [ ! "$OSM_DOCKER_TAG" == "11" ]; then
+    if [ ! "$OSM_DOCKER_TAG" == "12" ]; then
         parse_yaml $OSM_DOCKER_TAG $list_of_services
     fi
     if [ -n "$MODULE_DOCKER_TAG" ]; then
@@ -737,7 +735,7 @@
     add_local_k8scluster
     track final_ops add_local_k8scluster_ok
 
-    wget -q -O- https://osm-download.etsi.org/ftp/osm-11.0-eleven/README2.txt &> /dev/null
+    wget -q -O- https://osm-download.etsi.org/ftp/osm-12.0-twelve/README2.txt &> /dev/null
     track end
     sudo find /etc/osm
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
@@ -1138,7 +1136,7 @@
     track start release $RELEASE none none docker_tag $OSM_DOCKER_TAG none none installation_type $OSM_INSTALLATION_TYPE none none
     ${OSM_DEVOPS}/installers/charmed_install.sh --tag $OSM_DOCKER_TAG "$@" || \
     FATAL_TRACK charmed_install "charmed_install.sh failed"
-    wget -q -O- https://osm-download.etsi.org/ftp/osm-11.0-eleven/README2.txt &> /dev/null
+    wget -q -O- https://osm-download.etsi.org/ftp/osm-12.0-twelve/README2.txt &> /dev/null
     track end installation_type $OSM_INSTALLATION_TYPE
     echo -e "\nDONE"
     exit 0
@@ -1193,7 +1191,7 @@
 [ -n "$INSTALL_ONLY" ] && echo -e "\nDONE" && exit 0
 
 #Installation starts here
-wget -q -O- https://osm-download.etsi.org/ftp/osm-11.0-eleven/README.txt &> /dev/null
+wget -q -O- https://osm-download.etsi.org/ftp/osm-12.0-twelve/README.txt &> /dev/null
 export OSM_TRACK_INSTALLATION_ID="$(date +%s)-$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16)"
 install_osm
 echo -e "\nDONE"
diff --git a/installers/install_osm.sh b/installers/install_osm.sh
index 3a2c3b4..7199c3b 100755
--- a/installers/install_osm.sh
+++ b/installers/install_osm.sh
@@ -13,9 +13,9 @@
 #   limitations under the License.
 #
 REPOSITORY_BASE=https://osm-download.etsi.org/repository/osm/debian
-RELEASE=ReleaseELEVEN
+RELEASE=ReleaseTWELVE
 REPOSITORY=stable
-DOCKER_TAG=11
+DOCKER_TAG=12
 DEVOPS_PATH=/usr/share/osm-devops
 
 function usage(){
@@ -33,20 +33,23 @@
     echo -e "                     -b v2.0            (v2.0 branch)"
     echo -e "                     -b tags/v1.1.0     (a specific tag)"
     echo -e "                     ..."
-    echo -e "     -c <orchestrator> deploy osm services using container <orchestrator>. Valid values are <k8s> or <swarm>.  If -c is not used then osm will be deployed using default orchestrator. When used with --uninstall, osm services deployed by the orchestrator will be uninstalled"
+    echo -e "     -a <apt proxy url>: use this apt proxy url when downloading apt packages (air-gapped installation)"
     echo -e "     -s <stack name> or <namespace>  user defined stack name when installed using swarm or namespace when installed using k8s, default is osm"
     echo -e "     -H <VCA host>   use specific juju host controller IP"
     echo -e "     -S <VCA secret> use VCA/juju secret key"
     echo -e "     -P <VCA pubkey> use VCA/juju public key file"
     echo -e "     -C <VCA cacert> use VCA/juju CA certificate file"
     echo -e "     -A <VCA apiproxy> use VCA/juju API proxy"
-    echo -e "     --vimemu:       additionally deploy the VIM emulator as a docker container"
-    echo -e "     --elk_stack:    additionally deploy an ELK docker stack for event logging"
     echo -e "     --pla:          install the PLA module for placement support"
+    echo -e "     -m <MODULE>:    install OSM but only rebuild or pull the specified docker images (NG-UI, NBI, LCM, RO, MON, POL, PLA, KAFKA, MONGO, PROMETHEUS, PROMETHEUS-CADVISOR, KEYSTONE-DB, NONE)"
+    echo -e "     -o <ADDON>:     ONLY (un)installs one of the addons (k8s_monitor)"
+    echo -e "     -O <openrc file path/cloud name>: Install OSM to an OpenStack infrastructure. <openrc file/cloud name> is required. If a <cloud name> is used, the clouds.yaml file should be under ~/.config/openstack/ or /etc/openstack/"
     echo -e "     -m <MODULE>:    install OSM but only rebuild the specified docker images (LW-UI, NBI, LCM, RO, MON, POL, KAFKA, MONGO, PROMETHEUS, PROMETHEUS-CADVISOR, KEYSTONE-DB, PLA, NONE)"
     echo -e "     -o <ADDON>:     ONLY (un)installs one of the addons (vimemu, elk_stack, k8s_monitor)"
     echo -e "     -O <openrc file/cloud name>: Install OSM to an OpenStack infrastructure. <openrc file/cloud name> is required. If a <cloud name> is used, the clouds.yaml file should be under ~/.config/openstack/ or /etc/openstack/"
     echo -e "     -N <openstack public network name/ID>: Public network name required to setup OSM to OpenStack"
+    echo -e "     -f <path to SSH public key>: Public SSH key to use to deploy OSM to OpenStack"
+    echo -e "     -F <path to cloud-init file>: Cloud-Init userdata file to deploy OSM to OpenStack"
     echo -e "     -D <devops path> use local devops installation path"
     echo -e "     -w <work dir>   Location to store runtime installation"
     echo -e "     -t <docker tag> specify osm docker tag (default is latest)"
@@ -56,7 +59,9 @@
     echo -e "     -d <docker registry URL> use docker registry URL instead of dockerhub"
     echo -e "     -p <docker proxy URL> set docker proxy URL as part of docker CE configuration"
     echo -e "     -T <docker tag> specify docker tag for the modules specified with option -m"
+    echo -e "     --debug:        debug mode"
     echo -e "     --nocachelxdimages:  do not cache local lxd images, do not create cronjob for that cache (will save installation time, might affect instantiation time)"
+    echo -e "     --cachelxdimages:  cache local lxd images, create cronjob for that cache (will make installation longer)"
     echo -e "     --nolxd:        do not install and configure LXD, allowing unattended installations (assumes LXD is already installed and confifured)"
     echo -e "     --nodocker:     do not install docker, do not initialize a swarm (assumes docker is already installed and a swarm has been initialized)"
     echo -e "     --nojuju:       do not juju, assumes already installed"
@@ -74,8 +79,8 @@
     echo -e "     [--bundle <bundle path>]:    Specify with which bundle to deploy OSM with charms (--charmed option)"
     echo -e "     [--k8s <kubeconfig path>]:   Specify with which kubernetes to deploy OSM with charms (--charmed option)"
     echo -e "     [--vca <name>]:              Specifies the name of the controller to use - The controller must be already bootstrapped (--charmed option)"
-    echo -e "     [--lxd <yaml path>]:         Takes a YAML file as a parameter with the LXD Cloud information (--charmed option)"
     echo -e "     [--small-profile]:           Do not install and configure LXD which aims to use only K8s Clouds (--charmed option)"
+    echo -e "     [--lxd <yaml path>]:         Takes a YAML file as a parameter with the LXD Cloud information (--charmed option)"
     echo -e "     [--lxd-cred <yaml path>]:    Takes a YAML file as a parameter with the LXD Credentials information (--charmed option)"
     echo -e "     [--microstack]:              Installs microstack as a vim. (--charmed option)"
     echo -e "     [--overlay]:                 Add an overlay to override some defaults of the default bundle (--charmed option)"