In order to use BIG-IP VE, you must have a license from F5. In the 12.x versions of BIG-IP, starting with BIG-IP VE version 188.8.131.52, you can revoke the license from a virtual machine and re-use it on another virtual machine.
From the Configuration utility, to revoke the license, go to Revoke.and click
From tmsh, to revoke the license, run the command tmsh revoke sys license.
This functionality works for BIG-IP VE Bring Your Own License (BYOL) only.
For each directory you want to resize, complete these steps.