It doesn't
More or less the same meaning: (from google)
Difference Between Caretaker and CaregiverGeneral Meaning: Caretaker is someone who is employed to take care of a thing, place, or person.
Employees vs Family: Caretaker often refers to someone who is paid or employed to take care...
Usage in British English: Caretaker mainly refers to a person who takes care of a place.
The key difference between caretaker and caregiver is that caregiver is
someone who looks after a person who needs care and support whereas caretaker is
someone who is employed to take care of a thing, place, or person.