How to delete Local_lvm storage and resize local storage to use full disk space?

1) Delete the Local_lvm from othe proxmox interface . "datacenter" > Storage. Select the local_lvm storage and click "Remove" button.

2) Change the local directory content options by clicking "Edit" button and select Disk Image (and/or Container and snippets)

3) Now open the "pve" or proxmox server "shell"  

     Check the volume group space using one of the commands: "vgs" or "lvs"

     Extend Logical volume(LV): If you have free space on the "pve"  volume group, you can extend the logical volume (LV) for the root file system. Using the following command add all the available space. 

 Now run these commands 

lvremove /dev/pve/data

lvresize -l +100%FREE /dev/pve/root

resize2fs /dev/mapper/pve-root

:) All done. Verify the increased local storage from 100gb to 500gb: