How to install the Insomnia plugin to fix “Access Denied” during HTTP POST request?

Application --> Preferences --> Plugins

• Download the plugin
• Copy & paste the extracted plugin into the plugin folder
• Reload Plugins

• For the plugin to work successfully, use the following environment in Insomnia
• Customize the IP address, user and password to suit your needs

{
    "address": "192.168.0.1",
    "base_url": "http://{{ _.address }}/api",
    "user": "Service",
    "password": "servicelevel",
    "enableAuthentification": true
}