The answer to 'how does outlet installation work' is that installing a new electrical outlet typically involves safely accessing the electrical wiring behind the wall, running new wire to the outlet box, connecting the wires, and securing the outlet in the wall. This process requires turning off power, using the proper tools, and following electrical safety protocols.
First, the power to the area must be turned off at the circuit breaker. Then, an outlet box is installed in the wall and the necessary wiring is run from the circuit breaker to the new outlet box. The hot, neutral, and ground wires are connected to the corresponding terminals on the outlet. Finally, the outlet is secured in the box and the wall is patched and finished around it.