Steps to follow
First download the latest Linux Mint version from the official link. https://linuxmint.com/download.php
My preference is Xfce Edition.


Login to ProxMox WebUI.
Select local storage from left navigation and upload the downloaded iso file.
Now, right click on homeproxmox and select Create VM with following specifications:
General Tab
VM ID : Designated a new ID number
Name : LinuxMint
OS Tab
Storage : local
ISO Image : select the iso file here.
Type : Linux
Version : 6.x - 2.6 Kernel (or similar)
System Tab
Defaults
Disks
Bus/Device : SCSI
Storage : local-lvm
Disk Size : 32 GB
CPU
Cores : 2
Defaults for the rest of options
Memory
Memory : 8192 MB (minimum recommendation is 4096)
Network
Defaults
Now, click confirm and Finish
Right click the newly created VM and click Start




Now right click the newly created VM and click Start
Once the VM starts click on Console in the middle pane to open the console for the newly created


Double click the Install Linux Mint icon on the desktop
Once the VM starts click on Console in the middle pane to open the console for the newly created

