Many laptops require you to use a ‘genuine ... it also allows the manufacturers to increase the price of their chargers. Dell uses the 1-Wire protocol to communicate with the charger ...

This guide covers chargers for laptops that get power via a USB-C connection ... like a 16-inch MacBook Pro from 2021 or later, or Dell’s XPS 15 or 17—the Insignia 140W Dual Port USB-C ...