How do you replace alternator in Hyundai excel 98?

To replace the alternator in a 1998 Hyundai Excel, start by disconnecting the negative battery cable to prevent electrical shock. Remove the drive belt by loosening the tensioner, then unbolt the alternator from its mounting bracket. Disconnect the electrical connectors and the positive battery terminal from the alternator, and then install the new alternator by reversing the steps. Finally, reattach the drive belt and reconnect the battery cable.