How to pick a USB-C cable length by where it will actually live — car, desk, nightstand or behind the bed — and whether a longer cable charges slower.

Where a flat charger earns its place, how to choose between 18W and 30W, and what a dual-port rating really means.

A 4-in-1 cable covers more devices; a 3-in-2 charges a watch and a phone together without the two sharing one port. How to choose, with the trade-offs stated plainly.

The honest answer, the things that genuinely work, and the three popular suggestions that do not work at all — including wireless charging pads.

Wired CarPlay fails because of the cable far more often than because of the phone or the head unit. Here is how to tell, and what to fix in what order.

A fast charger that feels slow is almost never a broken charger. Here are the six actual causes, ordered by how often each one turns out to be the problem.