How do you replace 1988 Ford Festiva alternator?

To replace the alternator in a 1988 Ford Festiva, first disconnect the negative battery cable to ensure safety. Remove the serpentine belt by loosening the tensioner, then unbolt the alternator from its mounting bracket. Disconnect the electrical connections, then install the new alternator by reversing the removal steps, ensuring all bolts are securely tightened, and reconnect the battery cable. Finally, check the belt alignment and tension before starting the engine.