Troubleshooting Tip: Adding standard public IP to Fortigate in Azure after deployment

After implementing the FortiGate instance on Azure with a basic public IP. Adding another public IP with a different SKU to the instance can result in the following error message on Azure: 'standard ip objects and basic ip objects cannot co-exist'.

As Microsoft is retiring basic IP SKU, it cannot be used.

More regarding retirement can be found in the below link:
Basic SKU public IP addresses will be retired in Azure 
Upgrading a basic public IP address to Standard SKU - Guidance

The solution will be redeploying the Fortigate image and choosing Standard public IP instead of basic:
Deploying FortiGate-VM on Azure