use block in the role for enable

iiab-stages.yml

@@ -63,4 +63,3 @@
   - name: Network
     include_role:
       name: network
-    when: network_installed is defined and network_enabled

roles/network/tasks/main.yml

@@ -1,12 +1,14 @@
 - name: Install network packages (including many WiFi tools, and also iptables-persistent for firewall)
   include_tasks: install.yml
-  when: network_installed is undefined
+  when: network_install and network_installed is undefined
 
 - name: Select RPi firmware mode
   include_role:
     name: firmware
   when: rpi_model != "none"
 
+- name: Configuring Network if enabled
+  block:
   - name: detected_network
     include_tasks: detected_network.yml
 
@@ -81,3 +83,5 @@
 
   - name: Restart services
     include_tasks: restart.yml
+  # end block
+  when: network_installed is defined and network_enabled