Hi Robby Dadson,
Welcome to Adobe Forum,
To switch the subscription you simply have to deactivate the subscription on both the machine and sign in again with the Adobe Id committed to annual subscription on the respective machine.
Please check the plans & eligibility at :
If you switch your CC plan, you can get the present CC subscription cancelled without penalty by contacting Adobe Support.
cancel my old subscription and sign in to the new one. Okay then. thanks