get-vmhost -name "esxi_host" | Get-VirtualPortGroup -name "Portgroup_name" | Get-NicTeamingPolicy | Set-NicTeamingPolicy -InheritNetworkFailoverDetectionPolicy $true

diff --git a/plugins/modules/vmware_portgroup_info.py b/plugins/modules/vmware_portgroup_info.py
index b94be38..08d7d51 100644
--- a/plugins/modules/vmware_portgroup_info.py
+++ b/plugins/modules/vmware_portgroup_info.py
@@ -162,7 +162,7 @@ class PortgroupInfoManager(PyVmomi):
                 else:
                     pg_info_dict['failover_active'] = spec.policy.nicTeaming.nicOrder.activeNic
                     pg_info_dict['failover_standby'] = spec.policy.nicTeaming.nicOrder.standbyNic
-                if spec.policy.nicTeaming.failureCriteria is None:
+                if spec.policy.nicTeaming.failureCriteria is None or spec.policy.nicTeaming.failureCriteria.checkBeacon is None:
                     pg_info_dict['failure_detection'] = "No override"
                 else:
                     if spec.policy.nicTeaming.failureCriteria.checkBeacon:

ansible [core 2.15.5]
  config file = /Users/amarinache/Stuff/mm/ansible.cfg
  configured module search path = ['/Users/amarinache/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules']
  ansible python module location = /Users/amarinache/Stuff/mm/ansible/lib/python3.12/site-packages/ansible
  ansible collection location = /Users/amarinache/.ansible/collections:/usr/share/ansible/collections
  executable location = /Users/amarinache/Stuff/mm/ansible/bin/ansible
  python version = 3.12.0 (main, Oct  5 2023, 15:44:07) [Clang 14.0.3 (clang-1403.0.22.14.1)] (/Users/amarinache/Stuff/mm/ansible/bin/python3.12)
  jinja version = 3.1.2
  libyaml = True

# /Users/amarinache/Stuff/mm/ansible/lib/python3.12/site-packages/ansible_collections
Collection        Version
----------------- -------
community.general 7.5.0

CALLBACKS_ENABLED(/Users/amarinache/.ansible/ansible.cfg) = ['timer', 'profile_roles']
CONFIG_FILE() = /Users/amarinache/.ansible/ansible.cfg

Get portgroup information with vmware_portgroup_info

  hosts: localhost
  gather_facts: false
  vars:
    errors: []
    all_vlans: []
    host_vlans: {}
  tasks:
    - name: Get ports
      community.vmware.vmware_portgroup_info:
        hostname: 'vcenter.example.com'
        username: 'administrator@vsphere.local'
        password: 'adminpass'
        cluster_name: 'CLUSTER1'
        esxi_hostname: esxi1.example.com
        policies: true
        validate_certs: false
      delegate_to: localhost
      register: pg_info

    - debug:
        var:
          pg_info.hosts_portgroup_info['esxi1.example.com'][0]

ok: [localhost] => {
    "pg_info.hosts_portgroup_info['esxi1.example.com'][0]": {
        "failback": "No override",
        "failover_active": "No override",
        "failover_standby": "No override",
        "failure_detection": "No override",      <-------- this
        "lb": "No override",
        "notify": "No override",
        "portgroup": "PORTGROUP-001",
        "security": [
            "No override",
            "No override",
            "No override"
        ],
        "ts": "No override",
        "vlan_id": 1111,
        "vswitch": "vSwitch0"
    }
}

ok: [localhost] => {
    "pg_info.hosts_portgroup_info['esxi1.example.com'][0]": {
        "failback": "No override",
        "failover_active": "No override",
        "failover_standby": "No override",
        "failure_detection": "link_status_only",      <-------- this
        "lb": "No override",
        "notify": "No override",
        "portgroup": "PORTGROUP-001",
        "security": [
            "No override",
            "No override",
            "No override"
        ],
        "ts": "No override",
        "vlan_id": 1111,
        "vswitch": "vSwitch0"
    }
}