HardwareFree Mac App Unlocks the True Potential of USB-C Cables
Developer Darryl Morley has released WhatCable, a free app for Apple Silicon Macs that lets users verify the actual performance of connected USB-C cables and devices. The tool leverages data already collected by macOS but hidden from standard utilities. It examines data transfer speeds, charging power, supported protocols, and even identifies connection bottlenecks to help users troubleshoot issues effectively.
Read more












