Most pools and hot tubs at WDW resorts are equipped with pool lifts that can be used by guests who would not be able to get in and out of the pool.
The lift may be covered, if so, a Cast Member can help you. There are instructions posted on the lift.
Most pools and hot tubs at WDW resorts have a lift installed for use by guests who could not otherwise get into the pool.
This is the instruction page that is posted by the lifts.