diff --git a/README.md b/README.md
index ec1fdf4..12c9dde 100644
--- a/README.md
+++ b/README.md
@@ -348,6 +348,7 @@ RDP_IP=""
 # - 'docker'
 # - 'podman'
 # - 'libvirt'
+# - 'manual'
 WAFLAVOR="docker"
 
 # [DISPLAY SCALING FACTOR]
diff --git a/bin/winapps b/bin/winapps
index b9dacfc..a1e2efd 100755
--- a/bin/winapps
+++ b/bin/winapps
@@ -675,6 +675,8 @@ if [ "$WAFLAVOR" = "docker" ] || [ "$WAFLAVOR" = "podman" ]; then
 elif [ "$WAFLAVOR" = "libvirt" ]; then
     waCheckGroupMembership
     waCheckVMRunning
+elif [ "$WAFLAVOR" = "manual" ]; then
+    waCheckPortOpen
 else
     waThrowExit "$EC_INVALID_FLAVOR"
 fi
diff --git a/installer.sh b/installer.sh
index 83f6932..554a373 100755
--- a/installer.sh
+++ b/installer.sh
@@ -1493,6 +1493,8 @@ function waInstall() {
 
         # Check if the Windows VM is powered on.
         waCheckVMRunning
+    elif [ "$WAFLAVOR" = "manual" ]; then
+        waCheckPortOpen
     else
         # Display the error type.
         echo -e "${ERROR_TEXT}ERROR:${CLEAR_TEXT} ${BOLD_TEXT}INVALID WINAPPS BACKEND.${CLEAR_TEXT}"