Open Proxmox web.
Select Server View then select your Node then click on Create CT
Step: 1
Enter hostname and Password
Step: 2
Select Template Storage and then Select OS from Dropdown List and click on Next
Step: 3
Enter Disk Size
Step: 4
Enter Number of CPU Cores
Step: 5
Enter RAM size in MB
Step: 6
Enter Network Details
Step: 7
Enter Name Servers Details
Step: 8
Click on Finish
Wait for the task to complete.
You Proxmox Container is ready.